氢氧化镁 [1309-42-8]
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英文名:Magnesium hydroxide
- 别名:苛性镁石,轻烧镁砂
- CAS号:1309-42-8 分子式:MGH2O2;MG(OH)2 分子量:58.32
P131620-250g 氢氧化镁 [1309-42-8] 99% 100g 50.00 促销价:31.50
P131621-1kg 氢氧化镁 [1309-42-8] 99% 1kg 165.00 促销价:103.95
P131621-500g 氢氧化镁 [1309-42-8] GR 500g 113.00 促销价:71.19
P131621-100g 氢氧化镁 [1309-42-8] GR 100g 58.00 促销价:36.54
P131623-25g 氢氧化镁 [1309-42-8] nanopowder, <100 nm particle size (laser PSA), 99.8% trace metals basis 25g 871.00 促销价:696.80
P131620-5g 氢氧化镁 [1309-42-8] nanopowder, <100 nm particle size (laser PSA), 99.8% trace metals basis 5g 350.00 促销价:280.00
P131628-1g 氢氧化镁 [1309-42-8] nanopowder, <100 nm particle size (laser PSA), 99.8% trace metals basis 1g 125.00 促销价:100.00
订货编号 | 商品名称 | 规格 | 包装 | 单价 | 促销价 | 会员价 | 数量 |
P131620-500g | 氢氧化镁 [1309-42-8] | 99% | 500g | 91.00 | 57.33 | 登录可见 |
P131620-500g 氢氧化镁 [1309-42-8] 99% 500g 91.00 促销价:57.33
|
P131620-250g | 氢氧化镁 [1309-42-8] | 99% | 100g | 50.00 | 31.50 | 登录可见 |
P131620-250g 氢氧化镁 [1309-42-8] 99% 100g 50.00 促销价:31.50
|
P131621-1kg | 氢氧化镁 [1309-42-8] | 99% | 1kg | 165.00 | 103.95 | 登录可见 |
P131621-1kg 氢氧化镁 [1309-42-8] 99% 1kg 165.00 促销价:103.95
|
P131621-500g | 氢氧化镁 [1309-42-8] | GR | 500g | 113.00 | 71.19 | 登录可见 |
P131621-500g 氢氧化镁 [1309-42-8] GR 500g 113.00 促销价:71.19
|
P131621-100g | 氢氧化镁 [1309-42-8] | GR | 100g | 58.00 | 36.54 | 登录可见 |
P131621-100g 氢氧化镁 [1309-42-8] GR 100g 58.00 促销价:36.54
|
P131623-25g | 氢氧化镁 [1309-42-8] | nanopowder, <100 nm particle size (laser PSA), 99.8% trace metals basis | 25g | 871.00 | 696.80 | 登录可见 |
P131623-25g 氢氧化镁 [1309-42-8] nanopowder, <100 nm particle size (laser PSA), 99.8% trace metals basis 25g 871.00 促销价:696.80
|
P131620-5g | 氢氧化镁 [1309-42-8] | nanopowder, <100 nm particle size (laser PSA), 99.8% trace metals basis | 5g | 350.00 | 280.00 | 登录可见 |
P131620-5g 氢氧化镁 [1309-42-8] nanopowder, <100 nm particle size (laser PSA), 99.8% trace metals basis 5g 350.00 促销价:280.00
|
P131628-1g | 氢氧化镁 [1309-42-8] | nanopowder, <100 nm particle size (laser PSA), 99.8% trace metals basis | 1g | 125.00 | 100.00 | 登录可见 |
P131628-1g 氢氧化镁 [1309-42-8] nanopowder, <100 nm particle size (laser PSA), 99.8% trace metals basis 1g 125.00 促销价:100.00
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化学性质
质量标准
Q/(HG)SJ 286-91
项目Item 分析纯 化学纯
(AR) (CP)
含量[Mg(OH)2]Assay,% ≥ 95.0 95.0
灼烧失重Ignition loss,% 30.0~33.0 30.0~33.0
水溶物Soluble matter in hydrochloric acid ≤ 0.5 --
盐酸不溶物lnsoluble in hydrochloric acid ≤ 0.03 0.1
硝酸盐(NO3)Nitrate,% ≤ 0.005 0.05
氯化物(Cl)Chloride,% ≤ 0.02 0.05
碳酸盐Canbonate 合格 合格
铁(Fe)Iron,% ≤ 0.002 0.01
钙(Ca)Calcium,% ≤ 0.05 0.1
重金属(以Pb计)Heavy metals,% ≤ 0.005 0.01
品级Grade 超纯级
(Ultra pure,≥99.0% (KT))
含量assay ≥99.0% (KT)
不溶物Insoluble matter, passes filter test
酸溶性solubility 5 M HCl: soluble0.1 M at 20 °C, clear, colorless
氯chloride (Cl-): ≤500 ppm
硫酸根sulfate (SO42-): ≤1000 ppm
阳离子cation traces by ICP Atomic emission
As: ≤0.1 ppm
Ba: ≤10 ppm
Bi: ≤50 ppm
Ca: ≤5000 ppm
Cd: ≤5 ppm
Co: ≤5 ppm
Cr: ≤5 ppm
Cu: ≤5 ppm
Fe: ≤100 ppm
K: ≤50 ppm
Li: ≤5 ppm
Mn: ≤10 ppm
Mo: ≤5 ppm
Na: ≤100 ppm
Ni: ≤100 ppm
Pb: ≤5 ppm
Sr: ≤10 ppm
Zn: ≤5 ppm
λ 0.1 M in 5 M HCl
UV absorption
λ: 260 nm A: ≤0.030
λ: 280 nm A: ≤0.025
危险性质
用途及存储
糖的精炼,制药工业。
密封干燥保存。