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      Qingdao Yuyin Chemical Co., Ltd was founded in 2012, a leading corporation focusing on producing and exporting detergent chemicals, food additives and other chemicals. We mainly export to Asia, Europe, Africa and North America, we set up subsidiary companies in Khartoum, Sudan and Dubai, UAE. With well-deserved reputation, good services and qualified products.

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  • Feb
    21
    Storage Guidelines for Citric Acid and Citrates

    柠檬酸(盐)产品存储指南 Storage Guidelines for Citric Acid & Citrates 一、产品保持密闭并贮存在阴凉、干燥、通风、无污染的环境下,不应露天存放。不得与 有毒、有害、易腐蚀、易污染等物质混存。最佳贮存温度 30℃以下、相对湿度 50%以下保存。 避免储存温度高于 40℃或湿度 70%以上,以防结块或受潮,不推荐长期堆放。 Citric Acid and Citrates shall be kept in tightly closed containers in a cool, dry, well-ventilated and pollution-

  • Dec
    03
    Congratulations to my country Lunar probe finishes gathering subsurface samples

    The lander-ascender combination of China's Chang'e 5 robotic lunar probe has finished gathering subsurface samples and packed them in vacuum container and is continuing collecting surface substances, according to the China National Space Administration.The administration said in a statement on Wedne

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   sales@yuyinchem.com
   20 Zhuzhou Road, Laoshan District, Qingdao,China

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