Company dynamics

Industry information

Frequently asked questions

Straw

A straw is a type of tube used to suck re...

Gold Label Card

The appearance design and internal struct...

Rotary cap drip bottle

The rotary cap drip bottle is a commonly ...

FOB fecal collection pipe

FOB toilet pipes are mainly made of low-d...

Time：2016-08-30Publisher：Xingyuan

Type of test tube:

(1) A flat mouthed test tube is a round bottomed flat mouthed glass tube with a melted mouth. A flat mouthed test tube is easy to kill the mouth.

(2) A rolled mouthed test tube is a round bottomed glass tube with a rolled edge (or round mouth) at the mouth. The rolled mouth (or round mouth) is used to increase mechanical strength and is easy to grip and not easily fall off.

(3) A fermentation test tube is a thin and short (6mm diameter, 30mm long) flat mouthed, round bottomed test tube.

" (4) A graduated test tube is a flat mouthed test tube with a side branch tube, which is mainly used to connect to the suction tube. The tube mouth is inserted into a filter funnel with a rubber stopper with a punched hole to replace the microfiltration bottle, and is used as the receiving bottle for microfiltration. Graduated test tube: It is a round mouthed test tube in shape. There is a capacity scale mark engraved on the tube body, which can directly read the measurement number and is convenient to use

prev：The structure of test tube boxes
next：Usage of drip bottles with different colors