Calcium carbonate

REF : 1024100053
Marca : Supelco
Descrição :Calcium carbonate volumetric standard, secondary reference material for complexometry, traceable to NIST Standard Reference Material (SRM) Certipur(R) Reag. USP
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Descrição detalhada : Calcium carbonate volumetric standard is manufactured under stringent conditions and measured with the highest possible precision. Its mass fraction is determined by potentiometric titration, and it is qualified in a DIN EN ISO/IEC 17025 accredited laboratory.
Fórmula molecula r: CaCO3
Armazenamento : 15-25C
Embalagem : 1X1EA