“thiourea 硫脲”参数说明
形态: | 结晶 | 包装: | 塑料编制袋 |
等级标准: | 工业级 | 规格: | 99%以上 |
包装: | 25KG | 产量: | 2000 |
“thiourea 硫脲”详细介绍
tandard number:ZBG17013-88
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Superior product | First grade | Qualified product |
Thiourea% ≥ | 99.00 | 98.50 | 98.00 |
Heating loss % ≤ | 0.40 | 0.50 | 1.00 |
Ash % ≤ | 0.10 | 0.15 | 0.30 |
Water insoluble substance % ≤ | 0.20 | 0.05 | 0.10 |
Thiocyanate% ≤ | 0.02 | 0.05 | 0.10 |
Melting point ℃ | 171 | 170 |
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