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位置:首页 > 品牌 > SUPELCO > 磷酸钠二元 二元

di-Sodium hydrogen phosphate

磷酸氢二钠

品牌
Supelco
CAS
7558-79-4
货号
1.06566
规格纯度
anhydrous 99.99 Suprapur®
参考价格
5618.07 *本价格含增值税费
促销
服务
  • 原厂保证
  • 包邮
  • 增值税票
数量
-+
产品名称:
7558-79-4
di-Sodium hydrogen phosphate
Sodium hydrogenphosphate
Disodium phosphate
Disodium hydrogen phosphate
Sodium phosphate dibasic
sec-Sodium phosphate
磷酸氢二钠
磷酸一氢钠
磷酸钠二元 二元
产品介绍:

产品说明

分析说明

Purity (metallic): ≥ 99.99 %
Assay (acidimetric): ≥ 99.0 %
Absorbance (at 260 nm; 10 %; 2 cm; water): ≤ 0.010
Chloride (Cl): ≤ 5 ppm
Sulfate (SO₄): ≤ 30 ppm
Total nitrogen (N): ≤ 10 ppm
As (Arsenic): ≤ 0.1 ppm
Ba (Barium): ≤ 10.0 ppm
Ca (Calcium): ≤ 0.50 ppm
Cd (Cadmium): ≤ 0.010 ppm
Ce (Cerium): ≤ 0.010 ppm
Co (Cobalt): ≤ 0.010 ppm
Cr (Chromium): ≤ 0.050 ppm
Cs (Cesium): ≤ 5 ppm
Cu (Copper): ≤ 0.010 ppm
Eu (Europium): ≤ 0.010 ppm
Fe (Iron): ≤ 0.05 ppm
Hg (Mercury): ≤ 0.05 ppm
K (Potassium): ≤ 2.0 ppm
La (Lanthanum): ≤ 0.010 ppm
Li (Lithium): ≤ 1.0 ppm
Mg (Magnesium): ≤ 0.10 ppm
Mn (Manganese): ≤ 0.010 ppm
Ni (Nickel): ≤ 0.050 ppm
Pb (Lead): ≤ 0.010 ppm
Rb (Rubidium): ≤ 5.0 ppm
Sm (Samarium): ≤ 0.010 ppm
Sr (Strontium): ≤ 0.50 ppm
Tl (Thallium): ≤ 0.01 ppm
Y (Yttrium): ≤ 0.010 ppm
Yb (Ytterbium): ≤ 0.010 ppm
Zn (Zinc): ≤ 0.050 ppm

法律信息

SUPRAPUR is a registered trademark of Merck KGaA, Darmstadt, Germany

基本信息

线性分子式Na2HPO4
分子量141.96
MDL编号MFCD00003496
EC索引号231-448-7

产品性质

质量水平100
等级for inorganic trace analysis
测定99.99%
效能>2000 mg/kg LD50, oral (Rat)
pH值(酸碱度)8.7-9.3 (20 ℃, 10 g/L in H2O)
pKa (25 ℃)(1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid)
mp250 ℃ (decomposition)
溶解性 77 g/L
堆积密度880 kg/m3
储存温度2-30℃
SMILES string[Na+].[Na+].[H]OP([O-])([O-])=O
InChI1S/2Na.H3O4P/c;;1-5(2,3)4/h;;(H3,1,2,3,4)/q2*+1;/p-2
InChI keyBNIILDVGGAEEIG-UHFFFAOYSA-L

安全信息

储存分类代码13 - Non Combustible Solids
WGKWGK 1
闪点(F)Not applicable
闪点(C)Not applicable

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