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1.06609

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Sodium peroxidisulfate

for analysis EMSURE®

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Synonym(s):
Sodium peroxidisulfate, Sodium persulfate, Peroxydisulfuric acid disodium salt
Empirical Formula (Hill Notation):
Na2O8S2
CAS Number:
Molecular Weight:
238.10
MDL number:
EC Index Number:
231-892-1

Quality Level

product line

EMSURE®

assay

≥99.0% (iodometric)

form

solid

potency

920 mg/kg LD50, oral (Rat)
>10000 mg/kg LD50, skin (Rabbit)

loss

≤0.05% loss on drying, 105 °C; 3 hours

pH

3.5-3.8 (20 °C, 100 g/L in H2O)

solubility

545 g/L

density

1.2 g/cm3 at 20 °C

bulk density

1150 kg/m3

anion traces

chloride (Cl-): ≤0.01%

cation traces

Cr: ≤0.001%
Cu: ≤0.001%
Fe: ≤0.0005%
Mn: ≤0.0001%
NH4+: ≤0.05%
Pb: ≤0.001%
heavy metals (as Pb): ≤0.003%

storage temp.

15-25°C

InChI

1S/2Na.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

CHQMHPLRPQMAMX-UHFFFAOYSA-L

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This Item
21623290674371889
Sodium peroxidisulfate for analysis EMSURE®

1.06609

Sodium peroxidisulfate

-
Sodium persulfate reagent grade, ≥98%

216232

Sodium persulfate

Essential Grade
Sodium persulfate free-flowing, Redi-Dri™, reagent grade, ≥98%

906743

Sodium persulfate

-
Sodium persulfate BioUltra, ≥99%

71889

Sodium persulfate

Premium Grade
assay

≥99.0% (iodometric)

assay

≥98%

assay

≥98%

assay

≥99%

solubility

545 g/L

solubility

-

solubility

-

solubility

H2O: 1 M at 20 °C, clear, colorless

Quality Level

300

Quality Level

200

Quality Level

-

Quality Level

100

cation traces

Cr: ≤0.001%, Fe: ≤0.0005%, NH4+: ≤0.05%, heavy metals (as Pb): ≤0.003%, Cu: ≤0.001%, Pb: ≤0.001%, Mn: ≤0.0001%

cation traces

-

cation traces

-

cation traces

Al: ≤5 mg/kg, As: ≤0.1 mg/kg, Ba: ≤5 mg/kg, Bi: ≤5 mg/kg, Ca: ≤50 mg/kg, Cd: ≤5 mg/kg, Co: ≤5 mg/kg, Cr: ≤5 mg/kg, Cu: ≤5 mg/kg, Fe: ≤5 mg/kg, Li: ≤5 mg/kg, Mg: ≤5 mg/kg, Mn: ≤5 mg/kg, Mo: ≤5 mg/kg, Ni: ≤5 mg/kg, Pb: ≤5 mg/kg, Sr: ≤5 mg/kg, Zn: ≤5 mg/kg

density

1.2 g/cm3 at 20 °C

density

-

density

-

density

-

Linkage

Replaces: SX0703; SX0703-1

Analysis Note

Assay (iodometric): ≥ 99.0 %
Identity: passes test
Chloride (Cl): ≤ 0.01 %
Heavy metals (as Pb): ≤ 0.003 %
NH₄ (Ammonium): ≤ 0.05 %
Cr (Chromium): ≤ 0.001 %
Cu (Copper): ≤ 0.001 %
Fe (Iron): ≤ 0.0005 %
Mn (Manganese): ≤ 0.0001 %
Pb (Lead): ≤ 0.001 %
Loss on drying (105 °C; 3 hours): ≤ 0.05 %

Legal Information

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

signalword

Danger

Hazard Classifications

Acute Tox. 4 Oral - Ox. Sol. 3 - Resp. Sens. 1 - Skin Irrit. 2 - Skin Sens. 1 - STOT SE 3

target_organs

Respiratory system

Storage Class

5.1B - Oxidizing hazardous materials

wgk_germany

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable


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