Image is an illustration, may not reflect the exact product sold.

Merck - 1050569029 - POTASSIUM DISULFITE SUI (25KG) (Each)

Name: Merck - 1050569029 - POTASSIUM DISULFITE SUI (25KG) (Each)
SKU: 1050569029
Price: 1993.92 USD
Availability: InStock

Lists At: $2,126.51 You Save: $132.59

$1,993.92

Stock Status: SHIPS SOON (reserve your unit today)
Average lead time for this brand: 2-3 weeks. Specific products may vary.

ITEM #: 7028997
Potassium disulfite^ Suitable for use as excipient EMPROVE* exp PH EUR, NF, e 224.25kg
This listing is for Each

Catalogue Number 105056
Synonyms Potassium metabisulfite, Potassium pyrosulfite
CAS number 16731-55-8
EC number 240-795-3
Grade E 224
Hill Formula KOS
Chemical formula KSO
Molar Mass 222.33 g/mol
HS Code 2832 20 00
Quality Level MQ400
Melting Point 150 ° C (decomposition)
pH value 3.0 - 4.5 (50 g/l, HO, 20 ° C)
Bulk density 1000 - 1300 kg/m3
Solubility 450 g/l
LD 50 oral LD50 Rat 2300 mg/kg
Hazard Pictogram(s)
Hazard Statement(s) H318: Causes serious eye damage.
H335: May cause respiratory irritation.
EUH031: Contact with acids liberates toxic gas.
Precautionary Statement(s) P261: Avoid breathing dust/ fume/ gas/ mist/ vapours/ spray.
P271: Use only outdoors or in a well-ventilated area.
P280: Wear eye protection/ face protection.
P304 + P340 + P312: IF INHALED: Remove person to fresh air and keep comfortable for breathing. Call a POISON CENTER/doctor if you feel unwell.
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P403 + P233: Store in a well-ventilated place. Keep container tightly closed.
Signal Word Danger
RTECS TT4920000
Storage class 10 - 13 Other liquids and solids

WGK WGK 1 slightly hazardous to water
Disposal 6
Sulfides and sulfites as well as other reducing substances, inorganic cyanides and isonitriles: Stir into sodium hypochlorite solution (Cat. No. 105614) and, if necessary, leave to react for several days. Caution: some substances may show a violent reaction! Draw off any toxic or flammable gases that may be formed. Excess oxidant should be neutralized with sodium thiosulfate (Cat. No. 106513). Container D or E.
Categories of danger irritant
Storage Store at +15° C to +25° C.
Declaration (railroad and road) ADR, RID Kein Gefahrgut
Declaration (transport by air) IATA-DGR No Dangerous Good
Declaration (transport by sea) IMDG-Code No Dangerous Good
Assay (iodometric) 95.0 - 101.0 %
Assay (iodometric, SO) 54.8 - 57.6 %
Identity passes test
Appearance of solution passes test
pH-value (5 %; water) 3.0 - 4.5
Chloride (Cl) ≤ 0.05 %
Heavy metals (as Pb) ≤ 0.001 %
Thiosulfate (SO) 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

Add Question

Tell us about your personal experience

Write a review