Calcium carbonate, BioUltra, precipitated, >=99.0% (KT)

Code: 21061-50G-F D2-231

Other Notes

Component of tetrathionate-containing and tetrathionate-producing culture media (TBG Broth) for buffering sulfuric acid produced on reduction of tetrathionate. Me...


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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

λ0.1 M in 5 M HCl
anion tracessulfate (SO42-): ≤200 mg/kg, chloride (Cl-): ≤100 mg/kg
assay≥99.0% (KT)
cation tracesFe: ≤50 mg/kg, Bi: ≤5 mg/kg, Mo: ≤5 mg/kg, K: ≤50 mg/kg, As: ≤0.1 mg/kg, Li: ≤5 mg/kg, Ba: ≤50 mg/kg, Na: ≤100 mg/kg, Mn: ≤100 mg/kg, Cr: ≤5 mg/kg, Zn: ≤10 mg/kg, Pb: ≤5 mg/kg, Sr: ≤500 mg/kg, Cu: ≤5 mg/kg, Ni: ≤5 mg/kg, Cd: ≤5 mg/kg, Mg: ≤1000 mg/kg, Co: ≤5 mg/kg
density2.93 g/mL at 25 °C (lit.)
formpowder
impuritiesinsoluble matter, passes filter test
InChI keyVTYYLEPIZMXCLO-UHFFFAOYSA-L
InChI1S/CH2O3.Ca/c2-1(3)4;/h(H2,2,3,4);/q;+2/p-2
loss≤0.5% loss on drying, 110 °C
product lineBioUltra
Quality Level100
qualityprecipitated
SMILES string[Ca++].[O-]C([O-])=O
solubility5 M HCl: 0.1 M at 20 °C, clear, colorless
UV absorptionλ: 260 nm Amax: ≤0.09, λ: 280 nm Amax: ≤0.06
Cas Number471-34-1
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