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 639-2008 化学试剂 无水碳酸钠
Product No. : CD100691
Product Name : Sodium carbonate anhydrous
Product Spec. : 分析纯 AR,≥99.8%
Packges : 100g 500g 1kg 25kg
CAS号 : 497-19-8
分子式 : Na2CO3
分子量 : 105.99
贝尔斯坦(Beilstein)注册号 : 4154566
酶学委员会编号 : 207-838-8
MDL编号 : MFCD00003494
颜色外观 Color Appearance : 白色结晶颗粒 White crystalline particles
含量 Assay : ≥99.8%
溶液澄清度 Clarity of solution : 合格 Pass
水中不溶物 Insoluble matter in water : ≤0.01%
灼烧失重 Loss on ignition : ≤1.0%
氯化物 Chloride(Cl) : ≤0.002%
硫化物 Sulfide(S) : ≤0.005%
总氮量 Total nitrogen(N) : ≤0.001%
磷酸盐和硅酸盐 Phosphate and silicate : ≤0.006%
镁 Magnesium(Mg) : ≤0.002%
铝 Aluminum(Al) : ≤0.003%
钾 kalium(K) : ≤0.005%
钙 Calcium(Ca) : ≤0.01%
铁 Ferric(III) (Fe) : ≤0.0005%
重金属 Heavy metals : ≤0.0005%
熔点 Melting point : 851 °C
Shelf Life : 730 Days
COA : Have COA













