Potassium ethyl xanthogenate
Molecular Structure:
MDL:
--MFCD00004931
Molecular Formula:
C3H5KOS2; C2H5OCSSK
Molecular Weight:
160.30
Alias:
O-乙基二硫代碳酸酯鉀鹽,乙基二硫化碳酸鉀,O-乙基二硫代碳酸鉀,黃原酸鉀
O-Ethylxanthic acid potassium salt
Potassium O-ethyl dithiocarbonate
Potassium xanthogenate
Potassium ethyl dithiocarbonate
Product order:
Name |
Specifications |
Packing |
Price |
Delivery |
Potassium ethyl xanthogenate |
98% |
25g |
RMB 308 |
Consulting service |
Potassium ethyl xanthogenate |
AR |
100g |
RMB 140.8 |
Consulting service |
Character:
白色至微黃色結(jié)晶或結(jié)晶性粉末。在潮濕空氣中分解。能被無機(jī)酸分解而析出黃原酸,分解為乙醇和二硫化碳。易溶于水,溶于乙醇,微溶于乙醚,水溶液呈強(qiáng)堿性。低毒,半數(shù)致死量(大鼠,經(jīng)口)1700mg/kg。有刺激性。
溶點(diǎn):210℃
相對(duì)密度(d21.5)1.558。
閃點(diǎn)(閉杯) 96℃
Quality Standard:
項(xiàng)目 分析純
(AR)
對(duì)鉬靈敏度試驗(yàn)sensitivity for Mo 合格
含量Assay ≥95.0%
堿度basicity(以O(shè)H-計(jì))/(mmol/100g) ≤20.0
硫酸鹽Sulfate ≤0.5%
氯化物Chloride ≤0.1%
水不溶物Insoluble matter in H2O ≤0.04%
Storage:
用途 測(cè)定硫化氫與硫化銨組的金屬,如銅、銀、鎳、汞、鉬等。測(cè)定生物堿。沉淀蛋白質(zhì)。金屬礦浮選劑。有機(jī)合成。