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meta-Phosphoric acid

SIGALD/79613 - puriss. p.a., ACS reagent, ≥33.5% (T)

Synonym: Metaphosphoric acid

CAS Number: 37267-86-0
MDL Number: MFCD00011351
Linear Formula: (HPO3)n
Product Type: Chemical
Catalog Number PKG Qty. Price Quantity
45-79613-100G 100 g
 $193.00
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anion traces chloride (Cl-): ≤10 mg/kg
  nitrate (NO3-): ≤5 mg/kg
  sulfate (SO42-): ≤20 mg/kg
cation traces As: ≤1 mg/kg
  Ca: ≤20 mg/kg
  Cd: ≤5 mg/kg
  Co: ≤5 mg/kg
  Cr: ≤5 mg/kg
  Cu: ≤5 mg/kg
  Fe: ≤10 mg/kg
  K: ≤50 mg/kg
  Mg: ≤5 mg/kg
  Mn: ≤5 mg/kg
  Ni: ≤5 mg/kg
  Pb: ≤5 mg/kg
  Zn: ≤5 mg/kg
concentration ≥33.5% (T)
contains 57-63% NaPO3 as stabilizer
density 2 g/cm3
form crystalline
grade ACS reagent
  puriss. p.a.
InChI 1S/HO3P/c1-4(2)3/h(H,1,2,3)
InChI key UEZVMMHDMIWARA-UHFFFAOYSA-N
Quality Level 200 
SMILES string OP(=O)=O
solubility water: miscible
technique(s) HPLC: suitable
Application: meta-Phosphoric acid may be employed as an extraction reagent during isocratic reversed-phase ion-pairing high performance liquid chromatographic analysis of ascorbic acid and dehydroascorbic acid in plant.
General description: meta-Phosphoric acid is a monobasic acid.
Density 2 g/cm3
UNSPSC 12352106

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