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used for titration in volumetric analysis
accuracy limits conforms to iso 385 laboratory glassware-burettes
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鈼?manufactured with borosilicate glass and calibrated to deliver (td, ex)
鈼?scale is printed with durable white ceramic enamel
鈼?10, 25 and 50ml sizes fitted with funnel top to make filling easier and safer are available
burette with glass stopcock-amber glass
stopcocks with glass barrels need to be lubricated with vaseline or a specialized grease
packing:1each/inner box, 60x1each/carton
| p/n | class | vol. (ml) | tol. (+ml) | o.a.l (mm) | sub- division(ml) | outflow time (seconds) | ||
without funnel | with funnel | |||||||
4304-2010-15 4304-4010-15 4304-2025-15 4304-4025-15 4304-2050-15 4304-4050-15 4304-2100-15 4304-4100-15 | 4304-7010 4304-9010 4304-7025 4304-9025 4304-7050 4304-9050 4304-7100 4304-9100 | a b a b a b a b | 10 10 25 25 50 50 100 100 | 0.025 0.05 0.04 0.08 0.05 0.1 0.1 0.2 | 540 540 560 560 800 800 800 800 | 0.05 0.05 0.1 0.1 0.1 0.1 0.2 0.2 | 30-45 20-45 35-75 30-70 50-100 40-100 60-100 30-100 | |
burette with ptfe stopcock-amber glass
operates smoothly is tight, even without lubrication, so there is no grease residue on the burette
packing:1each/inner box, 60x1each/carton
| p/n | class | vol. (ml) | tol. (+ml) | o.a.l (mm) | sub- division(ml) | outflow time (seconds) | ||
without funnel | with funnel | |||||||
4308-2010-15 4308-4010-15 4308-2025-15 4308-4025-15 4308-2050-15 4308-4050-15 4308-2100-15 4308-4100-15 | 4308-7010 4308-9010 4308-7025 4308-9025 4308-7050 4308-9050 4308-7100 4308-9100 | a b a b a b a b | 10 10 25 25 50 50 100 100 | 0.025 0.05 0.04 0.08 0.05 0.1 0.1 0.2 | 540 540 560 560 800 800 800 800 | 0.05 0.05 0.1 0.1 0.1 0.1 0.2 0.2 | 30-45 20-45 35-75 30-70 50-100 40-100 60-100 30-100 | |