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硫酸铵

Ammonium sulfate
产品编号:4057836
规格:for analysis EMSURE® ACS,ISO,Reag. Ph Eur
CAS NO:7783-20-2
包装规格:100 G,5 KG,25 KG
产品类别:进口试剂
品牌:Supelco
优惠价:立即咨询
产品编号包装单位单价(元)国内现货国外库存询价单
4057836100 G540
40578365 KG2890
405783625 KG15010
产品别名

7783-20-2

硫酸铵

Ammonium sulfate

Mascagnite

硫铵石

结构式
基本信息
Linear Formula【线性分子式】
(NH4)2SO4
Molecular weight
132.14
MDL number
MFCD00003391
EC Index Number【EC索引号】
231-984-1
Analysis Note【分析说明】
Assay (alkalimetric): ≥ 99.5 %
Insoluble matter: ≤ 0.001 %
pH-value (5 %; water, 25 °C): 5.0 - 6.0
Chloride (Cl): ≤ 0.0003 %
Nitrate (NO₃): ≤ 0.001 %
Phosphate (PO₄): ≤ 0.0005 %
Heavy metals (ACS): ≤ 0.0005 %
Heavy metals (as Pb): ≤ 0.0005 %
Al (Aluminium): ≤ 0.000075 %
As (Arsenic): ≤ 0.00002 %
Ca (Calcium): ≤ 0.001 %
Cd (Cadmium): ≤ 0.0001 %
Cr (Chromium): ≤ 0.000075 %
Cu (Copper): ≤ 0.0002 %
Fe (Iron): ≤ 0.0002 %
Mg (Magnesium): ≤ 0.0005 %
Pb (Lead): ≤ 0.0002 %
Zn (Zinc): ≤ 0.0001 %
Residue on ignition (as sulfate): ≤ 0.005 %
Loss on Drying (105 °C): ≤ 0.1 %
Corresponds to ACS,ISO,Reag. Ph Eur
Legal Information【法律信息】
EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany
产品性质
Quality Level【质量水平】
300
grade【等级】
ACS reagent
agency
reag. ISO
reag. Ph. Eur.
vapor pressure【蒸汽压】
<1 Pa ( 25 ℃)
Assay【测定】
≥99.5% (alkalimetric)
form【形式】
solid
potency【效能】
2840 mg/kg LD50, oral (Rat)
ign. residue【灼烧残渣】
≤0.005% (as sulfate)
pH【pH值(酸碱度)】
5 (100 g/L in H2O)
mp
>280 ℃ (dec.) (lit.)
solubility【溶解性】
754-764 g/L
density
1.77 g/mL at 25 ℃ (lit.)
bulk density【堆积密度】
850 kg/m3
anion traces【痕量阴离子】
chloride (Cl-): ≤0.0003%
nitrate (NO3-): ≤0.001%
phosphate (PO43-): ≤0.0005%
cation traces【痕量阳离子】
Al: ≤ 0.000075%
As: ≤ 0.00002%
Ca: ≤ 0.001%
Cd: ≤ 0.0001%
Cr: ≤ 0.000075%
Cu: ≤ 0.0002%
Fe: ≤ 0.0002%
Mg: ≤ 0.0005%
Pb: ≤ 0.0002%
Zn: ≤ 0.0001%
heavy metals: ≤ 0.0005%
heavy metals (as Pb): ≤ 0.0005%
storage temp.【储存温度】
2-30℃
SMILES string
N.N.OS(O)(=O)=O
InChI
1S/2H3N.H2O4S/c;;1-5(2,3)4/h2*1H3;(H2,1,2,3,4)
InChI key
BFNBIHQBYMNNAN-UHFFFAOYSA-N
安全信息
Storage Class Code【储存分类代码】
13 - Non Combustible Solids
WGK
WGK 1
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