The molecular weight of Hydroiodic acid is 127.91 g/mol. This product is a solution with a minimum concentration of 57%. The exact concentration is lot-specific and reported on the Certificate of Analysis. A lot released at exactly 57%, with a density of 1.70 g/mL, will have a molarity of 7.57. Please see the link below to review a sample or lot specific Certificate:
https://www.sigmaaldrich.com/product/mm/100341#product-documentation
1.00341
Hydroiodic acid
57%, EMPLURA®
Synonym(s):
Hydrogen iodide solution
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About This Item
UNSPSC Code:
12352301
NACRES:
NA.21
Assay:
≥57% (acidimetric)
Form:
liquid
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Product Name
Hydroiodic acid 57%, EMPLURA®
product line
EMPLURA®
assay
≥57% (acidimetric)
form
liquid
impurities
≤0.0005% Fe (Iron), ≤0.001% Heavy metals (as Pb), ≤0.005% Sulfate (SO4), ≤0.03% Chloride and Bromide (as Cl), ≤0.06% Non volatile matter
pH
1 (20 °C, 13 g/L in H2O)
bp
127 °C/1013 hPa
mp
-50 °C (External MSDS)
density
1.70 g/cm3 at 20 °C
storage temp.
2-30°C
Quality Level
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Analysis Note
Assay (acidimetric): ≥ 57 %
Chloride and Bromide (as Cl): ≤ 0.03 %
Sulfate (SO₄): ≤ 0.005 %
Heavy metals (as Pb): ≤ 0.001 %
Fe (Iron): ≤ 0.0005 %
Non volatile matter: ≤ 0.06 %
Chloride and Bromide (as Cl): ≤ 0.03 %
Sulfate (SO₄): ≤ 0.005 %
Heavy metals (as Pb): ≤ 0.001 %
Fe (Iron): ≤ 0.0005 %
Non volatile matter: ≤ 0.06 %
Legal Information
EMPLURA is a registered trademark of Merck KGaA, Darmstadt, Germany
Certificates of Analysis (COA)
Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.
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