德国默克Merck 过硫酸钾1.05091.0250分析纯

经验公式（希尔记法）:K2O8S2
化学文摘社编号:7727-21-1
分子量:270.32
UNSPSC Code:12352302
EC Index Number:231-781-8
NACRES:NA.21
MDL number:MFCD00011386
Assay:≥99.0% (iodometric)
Grade:reagent grade
Form:solid
Solubility:50 g/L


Quality Level
300

grade
reagent grade

product line
EMSURE®

assay
≥99.0% (iodometric)

form
solid

potency
802 mg/kg LD50, oral (Rat)

pH
3.2 (20 °C, 50 g/L in H2O)

mp
100 °C (decomposition)

solubility
50 g/L

density
2.48 g/cm3 at 20 °C

bulk density
1150 kg/m3

anion traces
chloride (Cl-): ≤0.001%

cation traces
Fe: ≤0.001%, Mn: ≤0.0001%, heavy metals (as Pb): ≤0.003%

storage temp.
2-30°C

SMILES string
[K+].[K+].[S](=O)(=O)([O-])OO[S](=O)(=O)[O-]

InChI
1S/2K.H2O8S2/c;;1-9(2,3)7-8-10(4,5)6/h;;(H,1,2,3)(H,4,5,6)/q2*+1;/p-2

InChI key
USHAGKDGDHPEEY-UHFFFAOYSA-L


Analysis Note
含量（碘量法）： ≥ 99.0 %
氯化物（Cl）： ≤ 0.001 %
重金属（以铅计）： ≤ 0.003 %
Fe（铁）： ≤ 0.001 %
Mn（锰）： ≤ 0.0001 %