筛选产品
十水四硼酸二钠, EMPROVE® ESSENTIAL, Ph. Eur., BP, JP, NF
十水四硼酸二钠, for analysis ACS,ISO,Reag. Ph Eur
十水四硼酸二钠, certified secondary standard reference material for pH measurement; directly traceable to primary SRM from NIST/PTB pH(S)=9.180 (25°C) Certipur®