製品の絞り込み
di-Sodium tetraborate decahydrate, EMPROVE® ESSENTIAL, Ph. Eur., BP, JP, NF
di-Sodium tetraborate decahydrate, for analysis ACS,ISO,Reag. Ph Eur
di-Sodium tetraborate decahydrate, certified secondary standard reference material for pH measurement; directly traceable to primary SRM from NIST/PTB pH(S)=9.180 (25°C) Certipur®