di-Sodium tetraborate decahydrate

REF : 1019640025
Marca : Supelco
Descrição :di-Sodium tetraborate decahydrate certified secondary standard reference material for pH measurement; directly traceable to primary SRM from NIST/PTB pH(S)=9.18? (25C) Certipur(R)
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Descrição detalhada : Certipur(R) certified secondary standard reference buffers are used to precisely calibrate and monitor pH measurement instruments and buffer solutions. They are quality controlled and qualified in our ISO/IEC 17025 and 17034 accredited calibration laboratories against certified primary standard reference materials (SRM) in compliance with DIN 19266, IUPAC, NIST, Ph. Eur and USP. Certipur(R) reference materials offer maximum accuracy, reliability and convenience and help avoid costly repeat analyses.
Sinónimos : di-Sodium tetraborate decahydrate; Borax, Sodium biborate decahydrate, Sodium borate decahydrate
Fórmula molecula r: B4Na2O7 · 10H2O
Armazenamento : 15-25C
Embalagem : 1X1EA