Certificate of Analysis
Product Name: Potassium peroxodisulfate
puriss.p.a.ACSreagent>=99.0%RT
Product Number: 60489
Batch Number: BCCD2142
Brand: Sigma
CAS Number: 7727-21-1
Formula: K₂S₂O8
Formula Weight: 270.32
Quality Release Date: 27 MAY 2020
Recommended Retest Date: MAR 2026
TEST |
SPECIFICATION |
RESULT |
APPEARANCE(COLOR) |
WHITE |
WHITE |
APPEARANCE(FORM) |
POWDER OR CRYSTALS |
POWDER |
REDOX TITRATION |
99.0-101.0% |
100.8% |
REDOXTITRATION(METHOD) |
PERMANGANATE TITRATION |
PERMANGANATE TITRATION |
ACS SPECIFICATIONS |
CORRESPONDS TO REQUIREMENTS |
CORRESPONDS TO ACS(TITH ED) |
REMARKS ON ACS |
HEAVY METAL(AS LEAD)≤0.001% INSOLUBLE MATTER (10%, WATER) ≤0.005% |
HEAVY METAL (AS LEAD) <0.001% INSOLUBLE MATTER (10%, WATER) <0.005% |
METAL TRACE ANALYSIS(ICP) |
CORRESPONDS TO REQUIREMENTS |
PASSED |
SILVER(ICP) |
≤5 MG/KG |
<5 MG/KG |
ALUMINIUM(ICP) |
≤5 MG/KG |
<5 MG/KG |
BARIUM(ICP) |
≤5 MG/KG |
<5 MG/KG |
BISMUTH(ICP) |
≤5 MG/KG |
<5 MG/KG |
CALCIUM (ICP) |
≤50 MG/KG |
<50 MGKG |
CADMIUM(ICP) |
≤5 MG/KG |
<5 MG/KG |
COBALT (ICP) |
≤5 MG/KG |
<5MG/KG |
CHROMIUM(ICP) |
≤5 MG/KG |
<5 MG/KG |
COPPER (ICP) |
≤5 MG/KG |
<5 MGKG |
IRON (ICP) |
≤5 MG/KG |
<5 MG/KG |
LITHIUM(ICP) |
≤5 MG/KG |
<5MGKG |
MAGNESIUM(ICP) |
≤100 MG/KG |
<100 MGKG |
MANGANESE(ICP) |
≤1 MG/KG |
|
MOLYBDENUM(ICP) |
≤5 MG/KG |
<5MGKG |
SODIUM (ICP) |
≤200 MG/KG |
<200 MG/KG |
NICKEL (CP) |
≤5 MG/KG |
<5 MG/KG |
LEAD(ICP) |
≤5MG/KG |
<5 MG/KG |
STRONTIUM(ICP) |
≤5MG/KG |
<5 MG/KG |
THALLIUM(ICP) |
≤5MG/KG |
<5 MG/KG |
ZINC(ICP) |
≤5MG/KG |
<5MG/KG |
CHLORIDE(CL) |
≤10MG/KG |
<10MG/KG |
TOTAL NITROGEN |
≤10MG/KG |
<10MG/KG |
注:以上信息仅供参考,以产品附带证书为准。