China Excellent quality 1,3-diphenylurea supplier - Ammonium Thiocyanate – Kunxiangda factory and suppliers

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Excellent quality 1,3-diphenylurea supplier - Ammonium Thiocyanate – Kunxiangda Detail:

别名

硫氰化铵

英文名

Ammonium Thiocyanate

分子式

NH4SCN

分子量

76.12

物化性质

无色单斜晶系片装或柱状结晶，有光泽，相对密度1.306，熔点149.6℃，易溶于水、乙醇、液铵、丙酮、砒呤和液体二氧化硫中，溶于水时呈吸热反应，遇铁盐生成血红色的硫氰化铁，与亚铁盐不反应，在日光作用下溶液呈红色，加热至140℃左右时形成硫脲，170℃时分解为氨，易潮解，应密封贮存。

用途

是制造双氧水的辅助原料，用作染料，有机合成的聚合催化剂，用于农药、抗生素的分离，分析试剂等。

质量标准

应用类别	优级	工业级	工业级	工业级
含量%,(干基)≥	99	99	98	50 液体
铁%,≤	0.0005	0.0005	0.0005	0.0015
灼烧残渣%,≤	0.06	0.10	0.20	-
水分%,≤	1.8	1.0	1.0	-
氯化物%,≤	0.02	0.05	0.05	0.05
硫酸盐%,≤	0.02	0.1	0.2	0.08
重金属%,≤	0.0015	0.002	0.003	0.002
PH	4.5-6.0	4.5-6.0	4.5-6.0	4.3-7.5

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With our leading technology also as our spirit of innovation,mutual cooperation, benefits and advancement, we'll build a prosperous future together with your esteemed organization for Excellent quality 1,3-diphenylurea supplier - Ammonium Thiocyanate – Kunxiangda , The product will supply to all over the world, such as: Poland, Russia, Mauritius, Corporate goal: Customers' satisfaction is our goal, and sincerely hope to establish long-terms stable cooperative relations with customers to jointly develop the market. Building brilliant tomorrow together!Our company regards "reasonable prices, efficient production time and good after-sales service" as our tenet. We hope to cooperate with more customers for mutual development and benefits. We welcome potential buyers to contact us.

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