This product can be used for titration analysis, qualitative and quantitative analysis, etc. It should be stored in a cool, ventilated place, sealed, and used within its expiration date. To obtain the product's Certificate of Analysis (COA), please visit www.howeipharm.com to view and download it.
Standard : Q/HWC032-2020 广州和为医药科技有限公司化学品制造标准
Product No. : CD100343
Product Name : Silicon dioxide
Product Spec. : 分析纯 AR
Packges : 100g 500g 1kg 25kg
分子式 : SiO2
分子量 : 60.08
EINECS 编号 : 231-545-4
MDL编号 : MFCD00011232
PubChem Substance ID : 24882839
CAS号 : 7631-86-9
颜色外观 Color Appearance : 白色固体或细粒 White solid or fine particles
水可溶性物 Water-soluble substances : ≤0.2%
氢氟酸不挥发物 Non-volatile by HF : ≤1.0%
灼烧失重 Loss on ignition : ≤7.0%
氯化物 Chloride(Cl) : ≤0.005%
硫酸盐 Sulphate (SO4) : ≤0.005%
钙 Calcium (Ca) : ≤0.005%
铁 Ferric(Fe) : ≤0.005%
重金属(以 Pb 计)Heavy metals(as Pb) : ≤0.005%
熔点 Melting point : 1610 °C
Shelf Life ： 730 Days
COA ： Have COA
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