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105107 二硫酸鉀(焦硫酸鉀)

GR for analysis EMSURE® ACS

二硫酸鉀(焦硫酸鉀) MSDS (material safety data sheet) or SDS, CoA and CoQ, dossiers, brochures and other available documents.

Synonyms: Potassium pyrosulfate

CAS #: 7790-62-7 EC Number: 232-216-8 Molar Mass: 254.33 g/mol Hill Formula: K₂O₇S₂ Grade: ACS
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105107
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Overview

Replacement Information
Replacement InformationIn North America 1.05107.9050 replaces and is identical to PX1581-20
In North America 1.05107.1000 / 105107.5000 replace and are identical to PX1581-1 / PX1581-3 but in different pack sizes

Key Spec Table

CAS #EC NumberHill FormulaMolar MassGrade Value
7790-62-7232-216-8K₂O₇S₂254.33 g/molACS

Products

Catalogue NumberPackaging Qty/Pack
1.05107.1000 塑膠瓶 1 kg
1.05107.5000 塑膠瓶 5 kg
Description
Catalogue Number105107
ReplacesPX1581; PX1581-1; PX1581-3; PX1581-20; PX1581-5W; PX1581-5
SynonymsPotassium pyrosulfate
References
Product Information
CAS number7790-62-7
EC number232-216-8
GradeACS
Hill FormulaK₂O₇S₂
Molar Mass254.33 g/mol
HS Code2833 29 90
Quality LevelMQ300
Applications
Biological Information
Physicochemical Information
Density2.280 g/cm3 (20 °C)
Melting Point335 °C
pH value1.0 - 2.0 (25.5 g/l, H₂O, 25 °C)
Bulk density830 kg/m3
Dimensions
Materials Information
Toxicological Information
Safety Information according to GHS
Hazard Pictogram(s) Hazard Pictogram(s)
Hazard Pictogram(s)
Hazard Statement(s)H314: Causes severe skin burns and eye damage.
H331: Toxic if inhaled.
Precautionary Statement(s)P260: Do not breathe dust.
P271: Use only outdoors or in a well-ventilated area.
P280: Wear protective gloves/ protective clothing/ eye protection/ face protection/ hearing protection.
P303 + P361 + P353: IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water.
P304 + P340 + P310: IF INHALED: Remove person to fresh air and keep comfortable for breathing. Immediately call a POISON CENTER/doctor.
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Signal WordDanger
Storage class6.1B Non-combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials
WGKWGK 3 highly hazardous to water
Disposal14
Inorganic salts: Container I. Neutral solutions of the these salts: Container D. Before placing in Container D, check the pH with pH-Universal indicator strips (Item No. 109535).
Safety Information
Product Usage Statements
Storage and Shipping Information
StorageNoTempLimit
Packaging Information
Transport Information
Declaration (railroad and road) ADR, RIDUN 2923 , 8 (6.1), I
Declaration (transport by air) IATA-DGRUN 2923 , 8 (6.1), I
Declaration (transport by sea) IMDG-CodeUN 2923 , 8 (6.1), I, Segregation Group: 1 (Acids)
Supplemental Information
Specifications
Assay (acidimetric, as K₂S₂O₇)97.5 - 100.0 %
Acidity (as H₂SO₄)37.5 - 38.6 %
Insoluble and by ammoniumhydroxide precipitated matter≤ 0.01 %
Chloride (Cl)≤ 0.0005 %
Phosphate (PO₄)≤ 0.001 %
Total nitrogen (N)≤ 0.002 %
Heavy metals (as Pb)≤ 0.001 %
Al (Aluminium)≤ 0.001 %
As (Arsenic)≤ 0.0005 %
Ca (Calcium)≤ 0.002 %
Fe (Iron)≤ 0.0005 %
Mg (Magnesium)≤ 0.0005 %
Na (Sodium)≤ 0.01 %
Water (H₂O)≤ 2.5 %
Conforms ACS
Global Trade Item Number
Catalogue Number GTIN
1.05107.1000 04022536061108
1.05107.5000 04022536061122