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Potassium
disulfate, Certified® Reagent
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Certified Reagent for Research & Development:
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Not intended for animal or human diagnostic or therapeutic
use
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Don’t see what you’re looking for? Give us the opportunity to make it
happen!
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Certificate of Analysis and Material Safety Data
Sheets Available Upon Request
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Assay
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Current stock: 2322168CR-0123-CL
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Appearance white powder; Assay (acidimetric) 99.5%; Acidity
(as H2SO4) 38.4%; Aluminum (Al) <0.001%; Arsenic (As) <0.0005%; Calcium
(Ca) <0.002%; Chloride (Cl) <0.0005%; Heavy metals (as Pb) <0.001%;
Identification conforms; Iron (Fe) <0.0005%; Magnesium (Mg) <0.0005%;
Phosphate (PO4) <0.001%; Sodium (Na) <0.01%; Total nitrogen (as N)
<0.002%; Water (H2O, KF) <2.5%;
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Beilstein Number
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-
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Boiling Point
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°C
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CAS
Number
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7790-62-7
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Density
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°C
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EINES Number
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232-216-8
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Flash
Point
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°C
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Harmonized
Code
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2833.29.5100
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IUPAC Name
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Dipotassium
sulfonato sulfate
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Linear
Formula
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K2S2O7
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MDL Number
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MFCD00011385
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Melting Point
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325°C
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Molecular Formula
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K2S2O7
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Molecular
Weight
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254.32
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Refractive Index
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-
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Solubility
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In
water, isopropyl alcohol, and acetone
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Synonym(s)
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232-216-8; 7790-62-7; Dipotassium disulfate;
Dipotassium pyrosulfate; Dipotassium sulfonato sulfate; Disulfuric acid
dipotassium salt; Disulfuric acid potassium salt; K2S2O7; MFCD00011385; Potassium
disulfate; Potassium pyrosulfate; Pyrosulfuric acid dipotassium salt;
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GHS (Accordance with 29
CFR 1910, OSHA HCS)
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Pictogram
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Irritant
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Signal
Word
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Warning
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Statement(s)
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H335 May cause respiratory irritation.
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Other
hazards
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None
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Recommendations
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Do not handle until all safety precautions have been
read (SDS) and understood.
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Storage
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Corrosive
P’s shelf
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NFPA
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3-0-0
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Package
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Compatible
HDPE or amber glass bottle
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TRANSPORTION INFORMATION
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US
DOT
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UN
number: 3260 Class: 8 Packing group: II Proper shipping name: Corrosive
solids, acidic, inorganic, n.o.s. (dipotassium disulphate)
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Exceptions
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§
173.154 Exceptions for Class 8, Packing group: II
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inner
packaging’s not over 1.0 L (0.3 gallon) net capacity each for liquids
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inner
packaging’s not over 1.0 kg (2.2 pounds) net capacity each for solids
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