二甲胺
外观:无色透明液体。
二甲胺≥99.8%;
一甲胺≤0.10%;
三甲胺≤0.05%;
氨≤0.03%;
Other supplier products
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碳酸钠 |
指标名称 工业级 食用级
总碱量(Na2CO3)% ≥ 99.2 99.2
氯化钠(NaCl)% ≤ 0.7 0.7
铁(Fe)% ≤ 0.0035 0.004
硫酸盐(SO4)% ≤ 0.03 0.001
水不溶物% ≤ 0.03 0.000 2
烧... |
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氢氧化钠 |
项目 指标
氢氧化钠(以NaOH计% ≥ 99
碳酸钠(以NaCO3计)% ≤ 0.5
氯化钠(以NaCl计)% ≤ 0.03
三氧化二铁(以Fe2O3计)% ≤ 0.005
"包装:固体烧碱用桶口加密封盖,每桶净重200kg,片状烧碱用双层装编制袋... |
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黄金吸附专用树脂 |
理化性能指标 指标
功能基 -N+(CH3) 2H2O
外观 乳白色不透明球体
出厂型式 CLˉ
含水量 % 45-55
质量全交换容量 mmol/g ≥5.0
体积全交换容量 mmol/ml ≥1.50
湿视密度 g/ml 1.05-1.1
湿真密... |
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硫酸铜 |
检测项目 优级品 饲料级
硫酸铜(CuSO4.5H2O) % ≥ 98 98.5
酸度(H2SO4) % ≤ 0.2 0.2
水不溶物 % ≤ 0.2 0.2
Pb ≤ 10ppm
As ≤ 5ppm
包装:25kg袋。
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三聚磷酸铝 |
型号 APW-1 APW-2 ATP
五氧化二磷(%) ≥ 42.5-46.5 35.0-40.0 64-68
三氧化二铝(%) ≤ 11.0-15.0 9.5-13.5 13-17
二氧化硅(%) ≤ 13.5-17.0 11.5-15.5
氧化锌(%) ≤... |
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Location:
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Business Type:
Manufacturer, Exporter
Brands:
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Term... |