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 : GB/T 658-2006 化学试剂 氯化铵
Product No. : CD103409
Product Name : Ammonium chloride
Product Spec. : 优级纯 GR,≥99.8%
Packges : 100g 500g 1000g 25kg
分子式 : NH4Cl
分子量 : 53.49
贝尔斯坦(Beilstein)注册号 : 4371014
EINECS 编号 : 235-186-4
MDL编号 : MFCD00011420
CAS号 : 12125-02-9
颜色外观 Color Appearance : 无色或白色结晶 Colorless or white crystals
熔点 Melting point : 340 °C
含量 Assay : ≥99.8%
pH 值 pH-value（50g/L,25℃） : 4.5～5.5
澄清度试验 Clarity of solution : 合格 Pass
水不溶物 Insoluble in water : ≤0.002%
灼烧残渣(以硫酸盐计) Residue on ignition(as SO4) : ≤0.005%
硫酸盐 Sulphate (SO4) : ≤0.002%
磷酸盐 Phosphate (PO4) : ≤0.0002%
钠 Sodium（Na） : ≤0.005%
镁 Magnesium (Mg) : ≤0.0005%
钾 kalium(K) : ≤0.005%
钙 Calcium(Ca) : ≤0.0005%
铁 Ferric(Fe(III)) : ≤0.0002%
镍 Nickel(Ni) : ≤0.0001%
铜 Copper(Cu) : ≤0.0002%
锌 Zinc(Zn) : ≤0.0002%
铅 Lead（Pb） : ≤0.0001%
Shelf Life ： 730 Days
COA ： Have COA
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