EF19846 37006-510
EF19846
Capacity
0.5 mL
Tolerance
±0.006
Length
310 mm
Case of 6
KIMAX Serilized and Certified Reusable TD Volumetric Class A Pipets
DWK Life Sciences (Kimble)
The KIMAX Serialized and Certified Reusable TD Volumetric Class A Pipets are ideal for measure accurate volumes of liquids. Each set is supplied with a Certificate of Graduation Accuracy. They are carefully selected to meet the requirements for accuracy, appearance, glass quality, calibration line, and inscription of former NBS Circular 602. Each pipet is manufactured from 51 expansion borosilicate glass conforming to USP Type I ans ASTM E438, Type I, Class B requirements.Key Features Letter "TD" on the pipette indicate "To Deliver" Sizes 1mL and larger are marked with large numerals on the bulb, indicating capacity Color-coded (ASTM E1273) for ease in sorting and selecting the correct pipet Features a legend of permanent brown stain Permanently marked individual serial number and is autoclavable Designed from ASTM Specification E969, Class A requirements 75 and 200 mL sizes are designed from ASTM E542
EF19847 37006-1
EF19847
Capacity
1 mL
Tolerance
±0.006
Length
310 mm
Case of 6
KIMAX Serilized and Certified Reusable TD Volumetric Class A Pipets
DWK Life Sciences (Kimble)
The KIMAX Serialized and Certified Reusable TD Volumetric Class A Pipets are ideal for measure accurate volumes of liquids. Each set is supplied with a Certificate of Graduation Accuracy. They are carefully selected to meet the requirements for accuracy, appearance, glass quality, calibration line, and inscription of former NBS Circular 602. Each pipet is manufactured from 51 expansion borosilicate glass conforming to USP Type I ans ASTM E438, Type I, Class B requirements.Key Features Letter "TD" on the pipette indicate "To Deliver" Sizes 1mL and larger are marked with large numerals on the bulb, indicating capacity Color-coded (ASTM E1273) for ease in sorting and selecting the correct pipet Features a legend of permanent brown stain Permanently marked individual serial number and is autoclavable Designed from ASTM Specification E969, Class A requirements 75 and 200 mL sizes are designed from ASTM E542
EF19848 37006-1510
EF19848
Capacity
1.5 mL
Tolerance
±0.006
Length
335 mm
Case of 6
KIMAX Serilized and Certified Reusable TD Volumetric Class A Pipets
DWK Life Sciences (Kimble)
The KIMAX Serialized and Certified Reusable TD Volumetric Class A Pipets are ideal for measure accurate volumes of liquids. Each set is supplied with a Certificate of Graduation Accuracy. They are carefully selected to meet the requirements for accuracy, appearance, glass quality, calibration line, and inscription of former NBS Circular 602. Each pipet is manufactured from 51 expansion borosilicate glass conforming to USP Type I ans ASTM E438, Type I, Class B requirements.Key Features Letter "TD" on the pipette indicate "To Deliver" Sizes 1mL and larger are marked with large numerals on the bulb, indicating capacity Color-coded (ASTM E1273) for ease in sorting and selecting the correct pipet Features a legend of permanent brown stain Permanently marked individual serial number and is autoclavable Designed from ASTM Specification E969, Class A requirements 75 and 200 mL sizes are designed from ASTM E542
EF19849 37006-2
EF19849
Capacity
2 mL
Tolerance
±0.006
Length
335 mm
Case of 6
KIMAX Serilized and Certified Reusable TD Volumetric Class A Pipets
DWK Life Sciences (Kimble)
The KIMAX Serialized and Certified Reusable TD Volumetric Class A Pipets are ideal for measure accurate volumes of liquids. Each set is supplied with a Certificate of Graduation Accuracy. They are carefully selected to meet the requirements for accuracy, appearance, glass quality, calibration line, and inscription of former NBS Circular 602. Each pipet is manufactured from 51 expansion borosilicate glass conforming to USP Type I ans ASTM E438, Type I, Class B requirements.Key Features Letter "TD" on the pipette indicate "To Deliver" Sizes 1mL and larger are marked with large numerals on the bulb, indicating capacity Color-coded (ASTM E1273) for ease in sorting and selecting the correct pipet Features a legend of permanent brown stain Permanently marked individual serial number and is autoclavable Designed from ASTM Specification E969, Class A requirements 75 and 200 mL sizes are designed from ASTM E542
EF20540 30076-7510
EF20540
Capacity
7.5 mL
Tolerance
Length
Case of 6
KIMAX Serilized and Certified Reusable TD Volumetric Class A Pipets
DWK Life Sciences (Kimble)
The KIMAX Serialized and Certified Reusable TD Volumetric Class A Pipets are ideal for measure accurate volumes of liquids. Each set is supplied with a Certificate of Graduation Accuracy. They are carefully selected to meet the requirements for accuracy, appearance, glass quality, calibration line, and inscription of former NBS Circular 602. Each pipet is manufactured from 51 expansion borosilicate glass conforming to USP Type I ans ASTM E438, Type I, Class B requirements.Key Features Letter "TD" on the pipette indicate "To Deliver" Sizes 1mL and larger are marked with large numerals on the bulb, indicating capacity Color-coded (ASTM E1273) for ease in sorting and selecting the correct pipet Features a legend of permanent brown stain Permanently marked individual serial number and is autoclavable Designed from ASTM Specification E969, Class A requirements 75 and 200 mL sizes are designed from ASTM E542
EF19850 37006-2510
EF19850
Capacity
2.5 mL
Tolerance
±0.006
Length
350 mm
Case of 6
KIMAX Serilized and Certified Reusable TD Volumetric Class A Pipets
DWK Life Sciences (Kimble)
The KIMAX Serialized and Certified Reusable TD Volumetric Class A Pipets are ideal for measure accurate volumes of liquids. Each set is supplied with a Certificate of Graduation Accuracy. They are carefully selected to meet the requirements for accuracy, appearance, glass quality, calibration line, and inscription of former NBS Circular 602. Each pipet is manufactured from 51 expansion borosilicate glass conforming to USP Type I ans ASTM E438, Type I, Class B requirements.Key Features Letter "TD" on the pipette indicate "To Deliver" Sizes 1mL and larger are marked with large numerals on the bulb, indicating capacity Color-coded (ASTM E1273) for ease in sorting and selecting the correct pipet Features a legend of permanent brown stain Permanently marked individual serial number and is autoclavable Designed from ASTM Specification E969, Class A requirements 75 and 200 mL sizes are designed from ASTM E542
EF19851 37006-3
EF19851
Capacity
3 mL
Tolerance
±0.01
Length
350 mm
Case of 6
KIMAX Serilized and Certified Reusable TD Volumetric Class A Pipets
DWK Life Sciences (Kimble)
The KIMAX Serialized and Certified Reusable TD Volumetric Class A Pipets are ideal for measure accurate volumes of liquids. Each set is supplied with a Certificate of Graduation Accuracy. They are carefully selected to meet the requirements for accuracy, appearance, glass quality, calibration line, and inscription of former NBS Circular 602. Each pipet is manufactured from 51 expansion borosilicate glass conforming to USP Type I ans ASTM E438, Type I, Class B requirements.Key Features Letter "TD" on the pipette indicate "To Deliver" Sizes 1mL and larger are marked with large numerals on the bulb, indicating capacity Color-coded (ASTM E1273) for ease in sorting and selecting the correct pipet Features a legend of permanent brown stain Permanently marked individual serial number and is autoclavable Designed from ASTM Specification E969, Class A requirements 75 and 200 mL sizes are designed from ASTM E542
EF19852 37006-4
EF19852
Capacity
4 mL
Tolerance
±0.01
Length
350 mm
Case of 6
KIMAX Serilized and Certified Reusable TD Volumetric Class A Pipets
DWK Life Sciences (Kimble)
The KIMAX Serialized and Certified Reusable TD Volumetric Class A Pipets are ideal for measure accurate volumes of liquids. Each set is supplied with a Certificate of Graduation Accuracy. They are carefully selected to meet the requirements for accuracy, appearance, glass quality, calibration line, and inscription of former NBS Circular 602. Each pipet is manufactured from 51 expansion borosilicate glass conforming to USP Type I ans ASTM E438, Type I, Class B requirements.Key Features Letter "TD" on the pipette indicate "To Deliver" Sizes 1mL and larger are marked with large numerals on the bulb, indicating capacity Color-coded (ASTM E1273) for ease in sorting and selecting the correct pipet Features a legend of permanent brown stain Permanently marked individual serial number and is autoclavable Designed from ASTM Specification E969, Class A requirements 75 and 200 mL sizes are designed from ASTM E542
EF19853 37006-5
EF19853
Capacity
5 mL
Tolerance
±0.01
Length
365 mm
Case of 6
KIMAX Serilized and Certified Reusable TD Volumetric Class A Pipets
DWK Life Sciences (Kimble)
The KIMAX Serialized and Certified Reusable TD Volumetric Class A Pipets are ideal for measure accurate volumes of liquids. Each set is supplied with a Certificate of Graduation Accuracy. They are carefully selected to meet the requirements for accuracy, appearance, glass quality, calibration line, and inscription of former NBS Circular 602. Each pipet is manufactured from 51 expansion borosilicate glass conforming to USP Type I ans ASTM E438, Type I, Class B requirements.Key Features Letter "TD" on the pipette indicate "To Deliver" Sizes 1mL and larger are marked with large numerals on the bulb, indicating capacity Color-coded (ASTM E1273) for ease in sorting and selecting the correct pipet Features a legend of permanent brown stain Permanently marked individual serial number and is autoclavable Designed from ASTM Specification E969, Class A requirements 75 and 200 mL sizes are designed from ASTM E542
EF19854 37006-6
EF19854
Capacity
6 mL
Tolerance
±0.01
Length
375 mm
Case of 6
KIMAX Serilized and Certified Reusable TD Volumetric Class A Pipets
DWK Life Sciences (Kimble)
The KIMAX Serialized and Certified Reusable TD Volumetric Class A Pipets are ideal for measure accurate volumes of liquids. Each set is supplied with a Certificate of Graduation Accuracy. They are carefully selected to meet the requirements for accuracy, appearance, glass quality, calibration line, and inscription of former NBS Circular 602. Each pipet is manufactured from 51 expansion borosilicate glass conforming to USP Type I ans ASTM E438, Type I, Class B requirements.Key Features Letter "TD" on the pipette indicate "To Deliver" Sizes 1mL and larger are marked with large numerals on the bulb, indicating capacity Color-coded (ASTM E1273) for ease in sorting and selecting the correct pipet Features a legend of permanent brown stain Permanently marked individual serial number and is autoclavable Designed from ASTM Specification E969, Class A requirements 75 and 200 mL sizes are designed from ASTM E542
EF19855 37006-7
EF19855
Capacity
7 mL
Tolerance
±0.01
Length
400 mm
Case of 6
KIMAX Serilized and Certified Reusable TD Volumetric Class A Pipets
DWK Life Sciences (Kimble)
The KIMAX Serialized and Certified Reusable TD Volumetric Class A Pipets are ideal for measure accurate volumes of liquids. Each set is supplied with a Certificate of Graduation Accuracy. They are carefully selected to meet the requirements for accuracy, appearance, glass quality, calibration line, and inscription of former NBS Circular 602. Each pipet is manufactured from 51 expansion borosilicate glass conforming to USP Type I ans ASTM E438, Type I, Class B requirements.Key Features Letter "TD" on the pipette indicate "To Deliver" Sizes 1mL and larger are marked with large numerals on the bulb, indicating capacity Color-coded (ASTM E1273) for ease in sorting and selecting the correct pipet Features a legend of permanent brown stain Permanently marked individual serial number and is autoclavable Designed from ASTM Specification E969, Class A requirements 75 and 200 mL sizes are designed from ASTM E542
EF19856 37006-8
EF19856
Capacity
8 mL
Tolerance
±0.01
Length
400 mm
Case of 6
KIMAX Serilized and Certified Reusable TD Volumetric Class A Pipets
DWK Life Sciences (Kimble)
The KIMAX Serialized and Certified Reusable TD Volumetric Class A Pipets are ideal for measure accurate volumes of liquids. Each set is supplied with a Certificate of Graduation Accuracy. They are carefully selected to meet the requirements for accuracy, appearance, glass quality, calibration line, and inscription of former NBS Circular 602. Each pipet is manufactured from 51 expansion borosilicate glass conforming to USP Type I ans ASTM E438, Type I, Class B requirements.Key Features Letter "TD" on the pipette indicate "To Deliver" Sizes 1mL and larger are marked with large numerals on the bulb, indicating capacity Color-coded (ASTM E1273) for ease in sorting and selecting the correct pipet Features a legend of permanent brown stain Permanently marked individual serial number and is autoclavable Designed from ASTM Specification E969, Class A requirements 75 and 200 mL sizes are designed from ASTM E542
EF19857 37006-9
EF19857
Capacity
9 mL
Tolerance
±0.02
Length
400 mm
Case of 6
KIMAX Serilized and Certified Reusable TD Volumetric Class A Pipets
DWK Life Sciences (Kimble)
The KIMAX Serialized and Certified Reusable TD Volumetric Class A Pipets are ideal for measure accurate volumes of liquids. Each set is supplied with a Certificate of Graduation Accuracy. They are carefully selected to meet the requirements for accuracy, appearance, glass quality, calibration line, and inscription of former NBS Circular 602. Each pipet is manufactured from 51 expansion borosilicate glass conforming to USP Type I ans ASTM E438, Type I, Class B requirements.Key Features Letter "TD" on the pipette indicate "To Deliver" Sizes 1mL and larger are marked with large numerals on the bulb, indicating capacity Color-coded (ASTM E1273) for ease in sorting and selecting the correct pipet Features a legend of permanent brown stain Permanently marked individual serial number and is autoclavable Designed from ASTM Specification E969, Class A requirements 75 and 200 mL sizes are designed from ASTM E542
EF19858 37006-10
EF19858
Capacity
10 mL
Tolerance
±0.02
Length
400 mm
Case of 6
KIMAX Serilized and Certified Reusable TD Volumetric Class A Pipets
DWK Life Sciences (Kimble)
The KIMAX Serialized and Certified Reusable TD Volumetric Class A Pipets are ideal for measure accurate volumes of liquids. Each set is supplied with a Certificate of Graduation Accuracy. They are carefully selected to meet the requirements for accuracy, appearance, glass quality, calibration line, and inscription of former NBS Circular 602. Each pipet is manufactured from 51 expansion borosilicate glass conforming to USP Type I ans ASTM E438, Type I, Class B requirements.Key Features Letter "TD" on the pipette indicate "To Deliver" Sizes 1mL and larger are marked with large numerals on the bulb, indicating capacity Color-coded (ASTM E1273) for ease in sorting and selecting the correct pipet Features a legend of permanent brown stain Permanently marked individual serial number and is autoclavable Designed from ASTM Specification E969, Class A requirements 75 and 200 mL sizes are designed from ASTM E542
EF19859 37006-12
EF19859
Capacity
12 mL
Tolerance
±0.02
Length
460 mm
Case of 3
KIMAX Serilized and Certified Reusable TD Volumetric Class A Pipets
DWK Life Sciences (Kimble)
The KIMAX Serialized and Certified Reusable TD Volumetric Class A Pipets are ideal for measure accurate volumes of liquids. Each set is supplied with a Certificate of Graduation Accuracy. They are carefully selected to meet the requirements for accuracy, appearance, glass quality, calibration line, and inscription of former NBS Circular 602. Each pipet is manufactured from 51 expansion borosilicate glass conforming to USP Type I ans ASTM E438, Type I, Class B requirements.Key Features Letter "TD" on the pipette indicate "To Deliver" Sizes 1mL and larger are marked with large numerals on the bulb, indicating capacity Color-coded (ASTM E1273) for ease in sorting and selecting the correct pipet Features a legend of permanent brown stain Permanently marked individual serial number and is autoclavable Designed from ASTM Specification E969, Class A requirements 75 and 200 mL sizes are designed from ASTM E542
EF19860 37006-15
EF19860
Capacity
15 mL
Tolerance
±0.03
Length
455 mm
Case of 3
KIMAX Serilized and Certified Reusable TD Volumetric Class A Pipets
DWK Life Sciences (Kimble)
The KIMAX Serialized and Certified Reusable TD Volumetric Class A Pipets are ideal for measure accurate volumes of liquids. Each set is supplied with a Certificate of Graduation Accuracy. They are carefully selected to meet the requirements for accuracy, appearance, glass quality, calibration line, and inscription of former NBS Circular 602. Each pipet is manufactured from 51 expansion borosilicate glass conforming to USP Type I ans ASTM E438, Type I, Class B requirements.Key Features Letter "TD" on the pipette indicate "To Deliver" Sizes 1mL and larger are marked with large numerals on the bulb, indicating capacity Color-coded (ASTM E1273) for ease in sorting and selecting the correct pipet Features a legend of permanent brown stain Permanently marked individual serial number and is autoclavable Designed from ASTM Specification E969, Class A requirements 75 and 200 mL sizes are designed from ASTM E542
EF19861 37006-20
EF19861
Capacity
20 mL
Tolerance
±0.03
Length
505 mm
Case of 3
KIMAX Serilized and Certified Reusable TD Volumetric Class A Pipets
DWK Life Sciences (Kimble)
The KIMAX Serialized and Certified Reusable TD Volumetric Class A Pipets are ideal for measure accurate volumes of liquids. Each set is supplied with a Certificate of Graduation Accuracy. They are carefully selected to meet the requirements for accuracy, appearance, glass quality, calibration line, and inscription of former NBS Circular 602. Each pipet is manufactured from 51 expansion borosilicate glass conforming to USP Type I ans ASTM E438, Type I, Class B requirements.Key Features Letter "TD" on the pipette indicate "To Deliver" Sizes 1mL and larger are marked with large numerals on the bulb, indicating capacity Color-coded (ASTM E1273) for ease in sorting and selecting the correct pipet Features a legend of permanent brown stain Permanently marked individual serial number and is autoclavable Designed from ASTM Specification E969, Class A requirements 75 and 200 mL sizes are designed from ASTM E542
EF19862 37006-25
EF19862
Capacity
25 mL
Tolerance
±0.03
Length
505 mm
Case of 3
KIMAX Serilized and Certified Reusable TD Volumetric Class A Pipets
DWK Life Sciences (Kimble)
The KIMAX Serialized and Certified Reusable TD Volumetric Class A Pipets are ideal for measure accurate volumes of liquids. Each set is supplied with a Certificate of Graduation Accuracy. They are carefully selected to meet the requirements for accuracy, appearance, glass quality, calibration line, and inscription of former NBS Circular 602. Each pipet is manufactured from 51 expansion borosilicate glass conforming to USP Type I ans ASTM E438, Type I, Class B requirements.Key Features Letter "TD" on the pipette indicate "To Deliver" Sizes 1mL and larger are marked with large numerals on the bulb, indicating capacity Color-coded (ASTM E1273) for ease in sorting and selecting the correct pipet Features a legend of permanent brown stain Permanently marked individual serial number and is autoclavable Designed from ASTM Specification E969, Class A requirements 75 and 200 mL sizes are designed from ASTM E542
EF19863 37006-30
EF19863
Capacity
30 mL
Tolerance
±0.03
Length
525 mm
Case of 3
KIMAX Serilized and Certified Reusable TD Volumetric Class A Pipets
DWK Life Sciences (Kimble)
The KIMAX Serialized and Certified Reusable TD Volumetric Class A Pipets are ideal for measure accurate volumes of liquids. Each set is supplied with a Certificate of Graduation Accuracy. They are carefully selected to meet the requirements for accuracy, appearance, glass quality, calibration line, and inscription of former NBS Circular 602. Each pipet is manufactured from 51 expansion borosilicate glass conforming to USP Type I ans ASTM E438, Type I, Class B requirements.Key Features Letter "TD" on the pipette indicate "To Deliver" Sizes 1mL and larger are marked with large numerals on the bulb, indicating capacity Color-coded (ASTM E1273) for ease in sorting and selecting the correct pipet Features a legend of permanent brown stain Permanently marked individual serial number and is autoclavable Designed from ASTM Specification E969, Class A requirements 75 and 200 mL sizes are designed from ASTM E542
EF19864 37006-40
EF19864
Capacity
40 mL
Tolerance
±0.03
Length
525 mm
Case of 3
KIMAX Serilized and Certified Reusable TD Volumetric Class A Pipets
DWK Life Sciences (Kimble)
The KIMAX Serialized and Certified Reusable TD Volumetric Class A Pipets are ideal for measure accurate volumes of liquids. Each set is supplied with a Certificate of Graduation Accuracy. They are carefully selected to meet the requirements for accuracy, appearance, glass quality, calibration line, and inscription of former NBS Circular 602. Each pipet is manufactured from 51 expansion borosilicate glass conforming to USP Type I ans ASTM E438, Type I, Class B requirements.Key Features Letter "TD" on the pipette indicate "To Deliver" Sizes 1mL and larger are marked with large numerals on the bulb, indicating capacity Color-coded (ASTM E1273) for ease in sorting and selecting the correct pipet Features a legend of permanent brown stain Permanently marked individual serial number and is autoclavable Designed from ASTM Specification E969, Class A requirements 75 and 200 mL sizes are designed from ASTM E542
EF19865 37006-50
EF19865
Capacity
50 mL
Tolerance
±0.05
Length
545 mm
Case of 3
KIMAX Serilized and Certified Reusable TD Volumetric Class A Pipets
DWK Life Sciences (Kimble)
The KIMAX Serialized and Certified Reusable TD Volumetric Class A Pipets are ideal for measure accurate volumes of liquids. Each set is supplied with a Certificate of Graduation Accuracy. They are carefully selected to meet the requirements for accuracy, appearance, glass quality, calibration line, and inscription of former NBS Circular 602. Each pipet is manufactured from 51 expansion borosilicate glass conforming to USP Type I ans ASTM E438, Type I, Class B requirements.Key Features Letter "TD" on the pipette indicate "To Deliver" Sizes 1mL and larger are marked with large numerals on the bulb, indicating capacity Color-coded (ASTM E1273) for ease in sorting and selecting the correct pipet Features a legend of permanent brown stain Permanently marked individual serial number and is autoclavable Designed from ASTM Specification E969, Class A requirements 75 and 200 mL sizes are designed from ASTM E542
EF19866 37006-75
EF19866
Capacity
75 mL
Tolerance
±0.05
Length
550 mm
Case of 3
KIMAX Serilized and Certified Reusable TD Volumetric Class A Pipets
DWK Life Sciences (Kimble)
The KIMAX Serialized and Certified Reusable TD Volumetric Class A Pipets are ideal for measure accurate volumes of liquids. Each set is supplied with a Certificate of Graduation Accuracy. They are carefully selected to meet the requirements for accuracy, appearance, glass quality, calibration line, and inscription of former NBS Circular 602. Each pipet is manufactured from 51 expansion borosilicate glass conforming to USP Type I ans ASTM E438, Type I, Class B requirements.Key Features Letter "TD" on the pipette indicate "To Deliver" Sizes 1mL and larger are marked with large numerals on the bulb, indicating capacity Color-coded (ASTM E1273) for ease in sorting and selecting the correct pipet Features a legend of permanent brown stain Permanently marked individual serial number and is autoclavable Designed from ASTM Specification E969, Class A requirements 75 and 200 mL sizes are designed from ASTM E542
EF19867 37006-100
EF19867
Capacity
100 mL
Tolerance
e
Length
550 mm
Case of 3
KIMAX Serilized and Certified Reusable TD Volumetric Class A Pipets
DWK Life Sciences (Kimble)
The KIMAX Serialized and Certified Reusable TD Volumetric Class A Pipets are ideal for measure accurate volumes of liquids. Each set is supplied with a Certificate of Graduation Accuracy. They are carefully selected to meet the requirements for accuracy, appearance, glass quality, calibration line, and inscription of former NBS Circular 602. Each pipet is manufactured from 51 expansion borosilicate glass conforming to USP Type I ans ASTM E438, Type I, Class B requirements.Key Features Letter "TD" on the pipette indicate "To Deliver" Sizes 1mL and larger are marked with large numerals on the bulb, indicating capacity Color-coded (ASTM E1273) for ease in sorting and selecting the correct pipet Features a legend of permanent brown stain Permanently marked individual serial number and is autoclavable Designed from ASTM Specification E969, Class A requirements 75 and 200 mL sizes are designed from ASTM E542
EF20544 37006-12510
EF20544
Capacity
12.5 mL
Tolerance
Length
Case of 3
KIMAX Serilized and Certified Reusable TD Volumetric Class A Pipets
DWK Life Sciences (Kimble)
The KIMAX Serialized and Certified Reusable TD Volumetric Class A Pipets are ideal for measure accurate volumes of liquids. Each set is supplied with a Certificate of Graduation Accuracy. They are carefully selected to meet the requirements for accuracy, appearance, glass quality, calibration line, and inscription of former NBS Circular 602. Each pipet is manufactured from 51 expansion borosilicate glass conforming to USP Type I ans ASTM E438, Type I, Class B requirements.Key Features Letter "TD" on the pipette indicate "To Deliver" Sizes 1mL and larger are marked with large numerals on the bulb, indicating capacity Color-coded (ASTM E1273) for ease in sorting and selecting the correct pipet Features a legend of permanent brown stain Permanently marked individual serial number and is autoclavable Designed from ASTM Specification E969, Class A requirements 75 and 200 mL sizes are designed from ASTM E542