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Zhejiang Oyeah Technology Co.,Ltd
Add:#172, Yixian Road, Wukang Town, Deqing County, Huzhou City, Zhejiang Province, China
Tel:+86-572-8832371
Fax:+86-572-8832359
Ph:+8618698575151
E-mail:Jackypan99@foxmail.com

Surgical Cotton Balls Standard requirements

- Jan 24, 2018 -

Surgical Cotton Balls Standard requirements

3.1 characters

Surgical Cotton Balls

The Surgical Cotton Balls should be a soft and elastic white fiber, without stains, stains and foreign objects, odorless and tasteless.

3.2 whiteness

The whiteness of the Surgical Cotton Balls should not be less than 80 degrees.

3.3 water soluble substance

In 100 m of the test solution in the remaining residue should be less than. .5%.

3.4 acidity and alkalinity

Add phenolphthalein at 100 mL in the test solution may not be shown in pink, with bromocresol purple or yellow.

I5 oxide

In 40 ml_ in the test solution and test solution of Potassium Permanganate red does not completely disappear


Zhejiang Oyeah Technology Co., Ltd.
Add:#172, Yixian Road, Wukang Town, Deqing County, Huzhou City, Zhejiang Province, China
Tel:+86-572-8832371
Fax:+86-572-8832359
Ph:+8618698575151
E-mail:Jackypan99@foxmail.com

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