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Ammonium Thiocyanate

硫氰酸铵

品牌
Alfa Aesar
CAS
1762-95-4
货号
036247
规格纯度
ACS, 97.5% min
参考价格
549 *本价格含增值税费
促销
数量
-+
产品介绍:

应用
Ammonium thiocyanate has many uses in manufacturing chemicals such as metal thiocyanates [CuSCN, Ca(SCN)2, NaSCN, KSCN], and in a number of pharmaceuticals. It is used in freezing solutions, pickling, printing, and corrosion inhibitor against acid gases. It is used in photography industry as a stabilizer or accelerator. Used in fertilizers, fabric dyeing, zinc coating, electroplating, and as a separator of Zr and Hf, also Au and Fe.

Grade Specifications
Maximum level of impurities: pH of a 5% solution 4.5-6.0 at 25?, Insoluble matter 0.005%, Residue after ignition 0.025%, Cl 0.005%, SO4 0.005%, Heavy Metals (as Pb) 5ppm, Fe 3ppm, Iodine-consuming substances 0.004 meq/g

备注
It is light sensitive and hygroscopic.

基本信息

MDL
MFCD00011428

EINECS
217-175-6

分子式
NH4SCN

分子量
76.12

熔点
147-149°

密度
1.305

灵敏度
Hygroscopic. Light Sensitive. Ambient temperatures.

形态
Crystalline

溶解性
Soluble in water, ethanol, methanol, ammonia, and acetone. Practically insoluble in CHCl3 and ethyl acetate.

Beilstein
3595135

Merck
14,561

GHS危害和防范说明

GHS符号

Hazard Statements
H302-H312-H332-H402-H412
Harmful if swallowed.Harmful in contact with skin.Harmful if inhaled.Harmful to aquatic life.Harmful to aquatic life with long lasting effects.

Precautionary Statements
P261-P280h-P304+P340-P301+P312a-P321-P501a
Avoid breathing dust/fume/gas/mist/vapours/spray.Wear protective gloves/clothing.IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.Specific treatment (see label).Dispose of contents/container in accordance with local/regional/national/international regulations.

安全信息

危险类别
20/21/22-32-52/53
Harmful by inhalation, in contact with skin and if swallowed.Contact with acids liberates very toxic gas.Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment.

安全等级
13-36/37-46-61
Keep away from food, drink and animal feedingstuffs.Wear suitable protective clothing and gloves.If swallowed, seek medical advice immediately and show this container or label.Avoid release to the environment. Refer to special instructions/safety data sheets.

欧盟危险品标志

RTECS
XK7875000

TSCA

阿法埃莎

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