[DWK Life Sciences] Product Overview

FLASKS

189

Class A Volumetric

Class A Volumetric Flasks with Screw Cap • Class A threaded flask supplied with a PTFE/rubber-lined phenolic cap • Calibrated to contain • Single graduation ring blasted on the neck • Designed from ASTM Specification E288, Class A requirements • Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements

Class A Volumetric Flasks with Color-Coded PTFE Stopper • KIMAX® flask with a graduation ring blasted on the neck • Calibrated to contain • With a marking spot on 10 mL and larger sizes • The 2 mL size is test tube-shaped. All other sizes are of a conventional flask shape • Supplied with a PTFE Standard Taper stopper which has a color-coded handle • Replacement stopper is 41901R • The 5 mL and larger sizes are designed from ASTM Specification E288, Class A requirements • Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements

Capacity; Tolerance (mL)

Part Number

GPI Finish

Case Qty

621600-0005 621600-0010 621600-0025 621600-0050 621600-0100 621600-0250 621600-0500 621600-1000 621600-2000

5; ±0.02 10; ±0.02 25; ±0.03 50; ±0.05

13-425 13-425 13-425 13-425 13-425 20-400 20-400 20-400 28-410

1 1 1 1 1 1 1 1 1

Capacity; Tolerance (mL)

Standard Taper Stopper

100; ±0.08 250; ±0.12 500; ±0.20 1000; ±0.30 2000; ±0.50

Part Number

Case Qty

28014F-2 28014F-5 28014F-10 28014F-25 28014F-50 28014F-100 28014F-200 28014F-250 28014F-500 28014F-1000 28014F-2000

2; ±0.015 5; ±0.02 10; ±0.02 25; ±0.03 50; ±0.05 100; ±0.08 200; ±0.10 250; ±0.12 500; ±0.20 1000; ±0.30 2000; ±0.50

8 9 9 9 9

12 12 12 12 12 12 12 12 12

13 16 16 19 22 27

Replacement Parts

6 4

Part Number

Description

Case Qty

13-425 Black Phenolic Cap, Cemented PTFE Faced, White Rubber Liner 20-400 Black Phenolic Cap, Cemented PTFE Faced, White Rubber Liner

73802-13425

144

73802-20400

144

Replacement Parts

Part Number

Description

Case Qty

Glassware Safety 1. Don’t get cut - it hurts you and your productivity. 2. Don’t drop glassware - avoid the bruises that lead to breakage. 3. Don’t use chipped or broken glassware - it’s dangerous and breraks more readily. 4. Don’t mouth pipet - you could inhale a toxic substance, burn your mouth, or cut your lip. 5. Don’t leave pipets sticking out of beakers or flasks - it’s an invitation for an accident. 6. Insert tubing carefully. Use a protective towel for your hand and lubricate the tubing. 7. Dispose of broken glassware in a special receptacle. 8. Carry large containers carefully, using a bottle carrier. 9. Clean and rinse glassware very well with deionized water, then let it dran dry on a clean, lint-free towel. To back up the rules, you need a formal laboratory safety program. It begins with a written safety policy, a safety committe, and regular safety inspections. That way, you can investigat accidents thoroughly, keep a record and analysis of them, and promote safety awareness all the time. It could lead you to the best safety record ever.

Size 8 Gray PTFE Key-Head Stopper, Diameter at Large End 8.25 mm, Length of Ground Zone 10.0 mm Size 9 Black PTFE Key-Head Stopper, Diameter at Large End 9.4, Length of Ground Zone 14.0 Size 13 Orange PTFE Key-Head Stopper, Diameter at Large End 13.4 mm, Length of Ground Zone 14.0 mm Size 16 Blue PTFE Key-Head Stopper, Diameter at Large End 16.5 mm, Length of Ground Zone 15.0 mm Size 19 Green PTFE Key-Head Stopper, Diameter at Large End 19.7 mm, Length of Ground Zone 17.0 mm Size 22 Yellow PTFE Key-Head Stopper, Diameter at Large End 22.05 mm, Length of Ground Zone 20.5 mm Size 27 Red PTFE Key-Head Stopper, Diameter at Large End 27.15 mm, Length of Ground Zone 21.5 mm

41901R-8

6

41901R-9

6

41901R-13

6

41901R-16

6

41901R-19

6

41901R-22

6

41901R-27

6

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