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硼 砂 in Langfang online-store lang fang ya tai xing hua gong you gong si | Buy 硼 砂 Langfang (China) | lang fang ya tai xing hua gong you gong si : Allbiz
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硼 砂
  • 硼 砂

硼 砂

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Description
硼砂(四硼酸钠)Sodium hydrogen carbonate
技术指标
规格
指标名称
一级
二级
三级
指定级
含量/
≥99.5
≥99.5
≥99.0
根据客户要求定做
澄清度试验
合格
合格
合格
盐酸不溶物/%
≤0.003
≤0.005
≤0.02
氯化物 (以Cl计) /%
≤0.0005
≤0.002
≤0.005
硫酸盐(以SO4计) /%
≤0.005
≤0.01
≤0.015
磷酸盐(PO4) /%
≤0.001
≤0.002
≤0.005
镁及钙(以Ca计) /%
≤0.005
≤0.005
≤0.02
铁(Fe) /%
≤0.0001
≤0.0003
≤0.0005
铜(Cu) /%
≤0.0005
≤0.01
≤0.002
铅(Pb)/%
≤0.0005
≤0.001
≤0.002
用途
用作分析试剂,如作PH值基准,配置缓冲溶液,作助熔剂。还用于电子工业。
包装
编织袋内衬塑料袋,25公斤/袋 (或根据客户要求定做)
Information is up-to-date: 21.06.2017

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