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Stannic chloride

Molecular Structure:
MDL:
--MFCD00149863
Molecular Formula:
SnCl2·2H2O
Molecular Weight:
225.65
Alias:
氯化亞錫結(jié)晶,二氯化錫 Tin dichloride
Product order:
Name Specifications Packing Price Delivery
Stannic chloride CP 500g RMB 137.5 Consulting service
Character:
無色結(jié)晶,在水中分解生成不溶性堿式鹽,在稀鹽酸溶液中溶解,在空氣中逐漸被氧化。溶液中加入金屬錫可防止氧化作用。也能溶于乙醇、乙酸乙酯、冰乙酸和氫氧化鈉溶液。
Quality Standard:
   
   Q/(HG)SJ 638-88
項目Item                                                     分析純 化學(xué)純
                                                                (AR)  (CP)
含量(SnCl2·2H2O)Assay,%                                     ≥ 98.0  97.0
澄清度試驗Clarity                                                 合格   合格
鹽酸不溶物Insoluble matter in hydrochloric acid,%              ≤ 0.005  0.01
硫酸鹽(SO4)Sulfate,%                                           ≤ 0.003 0.01
鐵(Fe)Iron,%                                                   ≤ 0.003 0.01
銅(Cu)Copper,%                                                 ≤ 0.002 0.005
砷(As)Arsenic,%                                                ≤ 0.0001 0.0002
鉛(Pb)Lead,%                                                   ≤ 0.005 0.02
堿金屬及堿土金屬(以硫酸鹽計)Alkali and alkali erath metals,% ≤ 0.02  0.1

ACS級
項目名稱Item                                                  ACS Grade
含量(SnCl2·2H2O)Assay                                         98.0-103.0%
鹽酸中的溶解性Solubility in hrdrochloric acid                  Passes test
硫酸鹽(SO4)Sulfate                                             passes test
鈣(Ca)Calcium(Ca)                                              ≤0.005%
鐵(Fe)Iron(Fe)                                                 ≤0.003%
鉛(Pb)Lead(Pb)                                                 ≤0.01%
鉀(K)Potassium(K)                                              ≤0.005%
鈉(Na)Sodium(Na)                                               ≤0.01%

Storage:
密封陰涼處保存。
用途  強還原劑,比色測定銀、鉛、砷、鉬,測定血清中無機磷及堿性磷酸酯酶活力,鉬藍法測定土壤及植株的含磷量,有機反應(yīng)催化劑。
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