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Specification Sheet

Product Name
Trizma® hydrochloride buffer solution BioUltra, Molecular Biology, pH 7.4

Product Number
93313

Product Brand
sial

CAS Number

Molecular Weight

Test

Specification

APPEARANCE (COLOR)Colorless
APPEARANCE (FORM)Liquid
TITRATION (MOLARITY)0.95 - 1.05 mol/l
DENSITY D20/41.040 - 1.060
METAL TRACE ANALYSIS (ICP)CORRESPONDS TO REQUIREMENTS
ALUMINIUM (ICP)≤ 1 mg/kg
BARIUM (ICP)≤ 1 mg/kg
BISMUTH (ICP)≤ 1 mg/kg
CALCIUM (ICP)≤ 5 mg/kg
CADMIUM (ICP)≤ 1 mg/kg
COBALT (ICP)≤ 1 mg/kg
CHROMIUM (ICP)≤ 1 mg/kg
COPPER (ICP)≤ 1 mg/kg
IRON (ICP)≤ 1 mg/kg
POTASSIUM (ICP)≤ 20 mg/kg
LITHIUM (ICP)≤ 1 mg/kg
MAGNESIUM (ICP)≤ 1 mg/kg
MANGANESE (ICP)≤ 1 mg/kg
MOLYBDENUM (ICP)≤ 1 mg/kg
SODIUM (ICP)≤ 20 mg/kg
NICKEL (ICP)≤ 1 mg/kg
LEAD (ICP)≤ 1 mg/kg
STRONTIUM (ICP)≤ 1 mg/kg
ZINC (ICP)≤ 1 mg/kg
ARSENIC TRACES (MHS-AAS)≤ 0.1 mg/kg
EXTRANEOUS ACTIVITIESDNAses, RNAses, Proteases, Phosphatases Not Detectable
SOLUBILITY (METHOD)NEAT, 25C
APPEARANCE (SOLUTION)CLEAR COLORLESS
PH (SOLUTION)7.3 - 7.5
RESIDUE (FILTER TEST)NO RESIDUE
UV - ABS. AT 260 NM≤ 0.04
UV - ABS. AT 280 NM≤ 0.03
RECOMMENDED RETEST PERIOD54 MONTHS