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Calcium carbonate

SIGMA/21061 - BioUltra, precipitated, ≥99.0% (KT)

CAS Number: 471-34-1
Empirical Formula (Hill Notation): CCaO3
Molecular Weight: 100.09
EC Number: 207-439-9
MDL Number: MFCD00010906
Linear Formula: CaCO3
Product Type: Chemical

Catalog Number PKG Qty. Price Quantity
45-21061-50G-F 50 g
$34.60
1/EA
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45-21061-250G-F 250 g
$134.00
1/EA
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45-21061-1KG-F 1 kg
$437.00
1/EA
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λ 0.1 M in 5 M HCl
anion traces chloride (Cl-): ≤100 mg/kg
  sulfate (SO42-): ≤200 mg/kg
assay ≥99.0% (KT)
cation traces As: ≤0.1 mg/kg
  Ba: ≤50 mg/kg
  Bi: ≤5 mg/kg
  Cd: ≤5 mg/kg
  Co: ≤5 mg/kg
  Cr: ≤5 mg/kg
  Cu: ≤5 mg/kg
  Fe: ≤50 mg/kg
  K: ≤50 mg/kg
  Li: ≤5 mg/kg
  Mg: ≤1000 mg/kg
  Mn: ≤100 mg/kg
  Mo: ≤5 mg/kg
  Na: ≤100 mg/kg
  Ni: ≤5 mg/kg
  Pb: ≤5 mg/kg
  Sr: ≤500 mg/kg
  Zn: ≤10 mg/kg
density 2.93 g/mL at 25 °C (lit.)
form powder
impurities insoluble matter, passes filter test
InChI 1S/CH2O3.Ca/c2-1(3)4;/h(H2,2,3,4);/q;+2/p-2
InChI key VTYYLEPIZMXCLO-UHFFFAOYSA-L
loss ≤0.5% loss on drying, 110 °C
product line BioUltra
quality precipitated
Quality Level 100 
SMILES string [Ca++].[O-]C([O-])=O
solubility 5 M HCl: 0.1 M at 20 °C, clear, colorless
UV absorption λ: 260 nm Amax: ≤0.09
  λ: 280 nm Amax: ≤0.06
Other Notes: Component of tetrathionate-containing and tetrathionate-producing culture media (TBG Broth) for buffering sulfuric acid produced on reduction of tetrathionate. Media component for luminous bacteria
RIDADR NONH for all modes of transport
WGK Germany nwg
Flash Point(F) Not applicable
Flash Point(C) Not applicable
Purity ≥99.0% (KT)
Density 2.93 g/mL at 25 °C (lit.)
UNSPSC 12161700

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