GB/535-1995 Classification Standard for Ammonium Sulfate

 

Exterior

Nitrogen content%

Free acid content%

Moisture%

First grade

No visible mechanical impurities

≥ 21.0

≤ 0.05

≤ 0.3

Vacuum pump

Micro vacuum pumps are a series of brushed and brushless DC motor-driven pumps, which can be customized according to specific performance requirements. The miniature vacuum Diaphragm pump has large flow and long life. Applicable to various medical, environmental protection, chemical, biological engineering and other instruments and equipment. Ultra-small size, supports a variety of motors. Maintenance-free and long service life.

Mini vacuum pump,Vacuum pump,Vacuum diaphragm pump,Micro air pump

Changzhou Yuanwang Fluid Technology Co., Ltd. , https://www.ywfluid.com

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