国产亚洲精品小视频-麻豆乱婬一区二区三区-综合视频精品这里只有-美女张开腿张开腿让男人捅

SZSE:002741
Chemical Reagents
Sodium carbonate anhydrous?COA Report
  • CAS No.:497-19-8
  • Molecular weight:105.99
  • Molecular formula:Na2CO3
  • EC No.:207-838-8
  • HS-No:28362000
Information
Specification category:
Product No. Product name specifications
1.01500.010 Sodium carbonate anhydrous? PT100g
1.01500.030 Sodium carbonate anhydrous? AR500g
1.01500.040 Sodium carbonate anhydrous? AR25kg/drum
1.01500.050 Sodium carbonate anhydrous? CP500g
1.01500.060 Sodium carbonate anhydrous? CP25kg/drum
1.01500.070 Sodium carbonate anhydrous? Spec500g
1.01500.080 Sodium carbonate anhydrous? Spec25kg/Sackv 1.01500.130 Sodium carbonate anhydrous? CP25kg/Woven sack
1.01500.160 Sodium carbonate anhydrous? Spec25kg/ Paper Sack(99.9%)
1.01500.230 Sodium carbonate anhydrous? AR25kg/Sack
Characteristic: Appearance and properties: wwhite grain or powder(no water sterling),puckery.
Relative density?(water=1): 2.53
Melting point(℃): 851
Boiling point(℃): 1600
Concentration: sterling
Solubility: Soluble in water,Dissolved?in ethanol、diethyl ether.
Technical indicators:
Item AR CP
Assay(Na2CO3) ≥99.8% ≥99.8%
Clarity of solution,number Pass3 Pass4
Insoluble matter in water ≤0.01% ≤0.02%
Loss on drying(300℃) ≤1.0% ≤1.0%
Chloride(Cl) ≤0.002% ≤0.005%
Sulfide(as SO4) ≤0.005% ≤0.01%
Total nitrogen(N) ≤0.001% ≤0.002%
Phosphate and silicate(as SiO3) ≤0.006% ≤0.013%
Magnesium(Mg) ≤0.002% ≤0.005%
Aluminum(Al) ≤0.003% ≤0.01%
Potassium(K) ≤0.005% ≤0.02%
Calcium(Ca) ≤0.01% ≤0.02%
Iron(Fe) ≤0.0005% ≤0.001%
Heavy metals(as Pb) ≤0.0005% ≤0.001%
Related Products

Copyright ? Guangdong?Guanghua?Sci-Tech?Co.,?Ltd. GuangDong ICP No. 14033791-1
辰溪县| 嵊州市| 防城港市| 枝江市| 岳阳市| 九江县| 阿拉善左旗| 桃园市| 海口市| 济南市| 信宜市| 边坝县| 四平市| 鸡东县| 云霄县| 永嘉县| 玉山县| 凤山县| 桦南县| 玉龙| 色达县| 博白县| 抚松县| 措美县| 城固县| 福建省| 龙里县| 石家庄市| 临朐县| 忻城县| 浦县| 巴南区| 青河县| 静海县| 长子县| 东丽区| 高要市| 固镇县| 赤水市| 平度市| 鹤峰县|