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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(Two)

- Jan 24, 2018 -

Surgical Cotton Balls Standard requirements(Two)

 water absorption time

The Surgical Cotton Balls should be below the level of 105.

 water absorption

The water absorption of the sample per gram shall not be less than 23 g,

Soluble substance in 3.8 ether

In 100 mL in the test solution from residue should be less than 0.5000.

 fluorescent substance

In ultraviolet light, it is observed that the medical skimmed cotton only allows the fluorescence of microscopic brown purple and a few yellow particles, and the strong blue fluorescence should not be displayed except for a few separate fibers.

 dry weightlessness

The 2G absorbent cotton is dry to constant weight, and the loss quality must not be more than 8.0%0


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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