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in stock supply 98.5% potassium carbonate industrial grade crude potassium carbonate analysis reagent glass can be exported

现货供应98.5%碳酸钾 工业级粗碳酸钾分析试剂玻璃用可出口

  • EXW Price: Min. order:
    ¥8.5
    ≥300/kg
  • 300 kg
  • Exchage Rate 1 CNY ≈ 0.142 USD
  • Weight 25.0 kg/kg
  • Item No. ZR-142
  • packaging specifications
  • Specifications
    Specifications Stock Quantity
    zr-142(ZR-142) ¥0.0 100000 kg available
    Summary 0 kg Subtotal:¥ 0 Selected ∧
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  • Description

碳酸钾

 

 


化学分子式:K2CO3

 

别名:钾碱、粗碳酸钾

 

外观:无色结晶或白色颗粒

 

英文名称:Potassium carbonate

 

性状:溶于水,水溶液呈碱性,吸湿性强,易结块。

 

 

 

质量指标:

 

项   目

标   准   值

实   测   值

含量 %

≥98.5

98.5

澄清度试验 

合格

合格

干燥失重 % 

≤0.8

0.7

水不溶物 % 

≤0.005

0.004

氯化物(Cl)% 

≤0.001 

0.001 

硫化合物(以SO4计)%

≤0.002

0.002

总氮量(N)% 

≤0.001 

0.001 

硅酸盐(以SiO2计)% 

≤0.004

0.003

钠(Na)% 

≤0.02 

0.02 

钙(Ca)% 

≤0.002

0.001

镁(Mg)% 

≤0.0005

0.0004

铝(Al)% 

≤0.005

0.003

铁(Fe)% 

≤0.0005

0.0005

铅(Pb)% 

≤0.0005

0.0004

铜(Cu))% 

≤0.0005

0.0004

砷(As)% 

≤0.00005

0.00003

 

用途:

 

1、用作分析试剂。

 

2、钾盐等工业生产用

 

包装:塑料编织袋包装,内衬塑料袋、净重25/50kg。

 

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1637650078(1)

Update time:20241217114942


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