Millipore Sigma Vibrant Logo
Attention: We have moved. Merck Millipore products are no longer available for purchase on MerckMillipore.com.Learn More

105056 Disiričitan draselný

Overview

Replacement Information

Key Spec Table

CAS #EC NumberHill FormulaChemical FormulaMolar MassGrade Value
16731-55-8240-795-3K₂O₅S₂K₂S₂O₅222.33 g/molE 224

Products

Catalogue NumberPackaging Qty/Pack
1050565000 Plastová flaša 5 kg
1050569029 Dvojité PE vrecko 25 kg
Description
Catalogue Number105056
SynonymsPotassium metabisulfite, Potassium pyrosulfite
References
Product Information
CAS number16731-55-8
EC number240-795-3
GradeE 224
Hill FormulaK₂O₅S₂
Chemical formulaK₂S₂O₅
Molar Mass222.33 g/mol
HS Code2832 20 00
Quality LevelMQ400
Applications
Biological Information
Physicochemical Information
Melting Point150 °C (rozklad)
pH value3.0 - 4.5 (50 g/l, H₂O, 20 °C)
Bulk density1000 - 1300 kg/m3
Solubility450 g/l
Dimensions
Materials Information
Toxicological Information
LD 50 oralLD50 Potkan 2300 mg/kg
Safety Information according to GHS
Hazard Pictogram(s) Hazard Pictogram(s)
Hazard Statement(s)H318: Spôsobuje vážne poškodenie očí.
EUH031: Pri kontakte s kyselinami uvoľňuje toxický plyn.
Precautionary Statement(s)P280: Noste ochranné okuliare/ ochranu tváre.
P305 + P351 + P338: PO ZASIAHNUTÍ OČÍ: Niekoľko minút ich opatrne vyplachujte vodou. Ak používate kontaktné šošovky a je to možné, odstráňte ich. Pokračujte vo vyplachovaní.
P403 + P233: Uchovávajte na dobre vetranom mieste. Nádobu uchovávajte tesne uzavretú.
Signal WordNebezpečenstvo
RTECSTT4920000
Storage class10 - 13 Iné kvapaliny a tuhé látky
WGKWGK 1 mierne ohrozujúce vody
Disposal6
Sulfidy, siričitany a ostatné redukčné látky, anorganické kyanidy a izonitrily: Primiešajte do roztoku chlórnanu sodného (kat. č. 105614) a v prípade potreby nechajte reagovať po dobu niekoľkých dní. Pozor: niektoré látky môžu prudko reagovať. Odvádzajte prípadne sa vytvárajúce toxické a horľavé látky. Nadbytočný oxidant je potrebné neutralizovať tiosíranom sodným (kat. č. 106513). Nádoba D alebo E.
Safety Information
Categories of dangerdráždivá
Product Usage Statements
Storage and Shipping Information
StorageSkladujte pri +15°C až +25°C.
Packaging Information
Transport Information
Declaration (railroad and road) ADR, RIDKein Gefahrgut
Declaration (transport by air) IATA-DGRUN 3335 , 9, III
Declaration (transport by sea) IMDG-CodeNo Dangerous Good
Supplemental Information
Specifications
Assay (iodometric)95.0 - 101.0 %
Assay (iodometric, SO₂)54.8 - 57.6 %
Identitypasses test
Appearance of solutionpasses test
pH-value (5 %; water)3.0 - 4.5
Chloride (Cl)≤ 0.05 %
Heavy metals (as Pb)≤ 0.001 %
Thiosulfate (S₂O₃)passes test
As (Arsenic)≤ 0.0002 %
Cu (Copper)≤ 0.0025 %
Fe (Iron)≤ 0.0005 %
Hg (Mercury)≤ 0.0001 %
Pb (Lead)≤ 0.0002 %
Se (Selenium)≤ 0.00025 %
Zn (Zinc)≤ 0.0025 %
Meets analytical specifications of Ph Eur, NF, E224
conforms to Ph Eur, NF, E224
conforms to Ph Eur, NF, E224
Global Trade Item Number
Catalogue Number GTIN
1050565000 04022536060033
1050569029 04022536946122

Documentation

Disiričitan draselný MSDS

Title

Safety Data Sheet (SDS) 

Disiričitan draselný Certificates of Analysis

Product Number PackagingSpecificationLot Number
1050565000 Plastová flašaPDF Specification Document
1050569029 Dvojité PE vreckoPDF Specification Document

Certificates

Title

Related Products & Applications

Related Products By: Application Facete

Categories

Small Molecule Pharmaceuticals > Formulation > Liquid Dosage Form > Antioxidants
Biopharmaceutical Manufacturing > Formulation > Liquid Dosage > Preservatives
Small Molecule Pharmaceuticals > Formulation > Liquid Dosage Form > Preservatives
Small Molecule Pharmaceuticals > Formulation > Semisolid Dosage Form > Preservatives
Small Molecule Pharmaceuticals > Formulation > Semisolid Dosage Form > Antioxidants
Biopharmaceutical Manufacturing > Formulation > Liquid Dosage > Antioxidants