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Methods and requirements for the use of laboratory glass ins

1, the general glass equipment (such as the flask, beaker, etc.): first rinse with tap water, and then use soap, detergent brush with a brush, and then rinse with water, and finally rinse with purified water 3 (should be washed along the wall and full Shock to improve the rinse effect).
 
Metering glass instruments (such as burettes, pipettes, vials, etc.): can also be used soap, detergent washing, but can not use brush to wash.
 
2, precision or difficult to wash the glass equipment (burette, pipette, volumetric flask, color tube, glass vertical melting funnel, etc.): first rinse with tap water, drain, and then use chromic acid cleaning solution for a period of time Placed overnight), then rinse with tap water, and finally rinse with purified water 3 times.
 
3, wash the instrument, the first hand should be washed with soap, so that the hands of the oil stains attached to the instrument wall, increase the difficulty of washing.
 
Methods and requirements for the use of laboratory glass instruments
 
Methods and requirements for the use of laboratory glass instruments
 
4, a clean glass equipment should not hang the water (wash the instrument inversion, the water out of the wall after the water drops).
 
Glass equipment is dry
 
(1) to dry: not urgent, such as the instrument can be placed on the instrument rack in the dusty natural dry.
 
(2) emergency equipment can be used glass equipment air dryer drying (temperature 60 ~ 70 ℃ is appropriate).
 
(3) Metering glass instruments should be naturally drained and can not be baked in the oven.
 
At the same time the preservation of glass equipment: to be classified in different types of test cabinets, to place safe, high, large instruments on the inside. To be long-term preservation of the grinding instrument in the plug between the pad a piece of paper, so as not to stick long time.
 

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Contact person:Qiujing Li

Mobile phone:13705107331

Mailbox:qjzmss@163.com

Landline:0515-88502099

Address:No.37, Junmin Road, Yancheng City, Jiangsu Province

Welcome to Yancheng Mingsheng Glass Instrument Factory
  support hotline:13705107331          English