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Potassium disulphite, 5 kg

≥96 %, p.a.
Examples of effect: Damage metals and burn body tissues; may cause serious eye damage. Safety: Avoid contact; wear safety spectacles and gloves. In the event of contact with eyes and skin, rinse with water.
Examples of effect: Lead to damage to heath, cause irritation to eyes, skin or respiratory organs. Are fatal in larger quantities. Safety: As previously stated, in the event of skin irritation or contact with eyes, rinse with water or a suitable medium.
Danger
H318-H335-EUH031
i causes serious eye damage, may cause respiratory irritation
P280 P304+P340 P305+P351+P338 P312
i wear protective gloves/eye protection, IF INHALED: Remove person to fresh air and keep comfortable for breathing, IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing, call a POISON CENTRE/doctor if you feel unwell
Pack Qty.
Pack.
Potassium pyrosulphite, Potassium metabisulphite
Empirical formula K2S2O5
Molar mass (M) 222,33 g/mol
Density (D) 2,34 g/cm³
WGK 1
CAS No. 16731-55-8
EG-Nr. 240-795-3

Reducing agent, bleaching agent.

€213.95/Pack Qty. 

excl. VAT. | 5 kg per Pack Qty.

Art. No. P019.3

In stock
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Potassium disulphite
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Art. No. Pack Qty. Pack. Price Quantity
P019.1 500 g plastic

€35.40

P019.2 1 kg plastic

€53.65

P019.3 5 kg plastic

€213.95

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Downloads / MSDS


General information

Salts for Analysis

Our salts for analysis are manufactured under strict production guidelines. Analytical purity and best quality reliably characterize each batch. Salts in p.a. quality made by Carl ROTH meet the high requirements for reproducible results. Most of our salts are additionally specified according to international standards like ACS and ISO.

Definition:
p.a.: pro analysi (for analysis)ACS: American Chemical SocietyISO: International Standard Organisation


Salts


Certificates of Analysis

You can search for and download your certificate of analysis for the selected product here. Please provide your batch number.
The following analysis certificates have been found:

Guarantee analysis

Assay (iodom.)≥96 %
In H2O insoluble matter≤0,005 %
Chloride (Cl)≤0,005 %
Phosphate (PO4)≤0,0002 %
Thiosulphate≤0,05 %
Arsenic (As)≤0,0001 %
Lead (Pb)≤0,001 %
Iron (Fe)≤0,001 %
Copper (Cu)≤0,001 %
Nickel (Ni)≤0,001 %