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Specification Sheet

Product Name
Calcium chloride dihydrate BioUltra, Molecular Biology, ≥99.5% (KT)

Product Number
21097

Product Brand
sigma

CAS Number
10035-04-8

Molecular Weight
147.01

Test

Specification

APPEARANCE (COLOR)Colorless or White
APPEARANCE (FORM)Powder or Crystals
TITRATION (KT) EDTA 0.1M99.5 - 102.0 %
METAL TRACE ANALYSIS (ICP)CORRESPONDS TO REQUIREMENTS
BARIUM (ICP)≤ 5 mg/kg
BISMUTH (ICP)≤ 5 mg/kg
CADMIUM (ICP)≤ 5 mg/kg
COBALT (ICP)≤ 5 mg/kg
CHROMIUM (ICP)≤ 5 mg/kg
COPPER (ICP)≤ 5 mg/kg
IRON (ICP)≤ 5 mg/kg
POTASSIUM (ICP)≤ 50 mg/kg
LITHIUM (ICP)≤ 20 mg/kg
MAGNESIUM (ICP)≤ 50 mg/kg
MANGANESE (ICP)≤ 5 mg/kg
MOLYBDENUM (ICP)≤ 5 mg/kg
SODIUM (ICP)≤ 100 mg/kg
NICKEL (ICP)≤ 5 mg/kg
LEAD (ICP)≤ 5 mg/kg
STRONTIUM (ICP)≤ 100 mg/kg
ZINC (ICP)≤ 5 mg/kg
ARSENIC TRACES (MHS-AAS)≤ 0.1 mg/kg
TOTAL SULFUR AS SO4 (ICP)≤ 50 mg/kg
TOTAL NITROGEN≤ 20 mg/kg
EXTRANEOUS ACTIVITIESDNAses, RNAses, Proteases, Phosphatases Not Detectable
SOLUBILITY (METHOD)1M IN H2O
APPEARANCE (SOLUTION)CLEAR COLORLESS
PH (SOLUTION)5.0 - 8.0
RESIDUE (FILTER TEST)NO RESIDUE
UV - ABS. AT 260 NM≤ 0.015
UV - ABS. AT 280 NM≤ 0.012
RECOMMENDED RETEST PERIOD72 MONTHS