全部
>99%
≥99.7% metals basis
≥99.95% trace metals basis, 99.7-100.5% dry basis
≥99.99% metals basis
≥99.99% metals basis, 99.7-100.5% dry basis
≥99%
99.5%
99.7-100.5%
99.9% metals basis
99%
ACS, ≥99.7(dry basis)
AR, ≥99.5%
AR,99.5%
puriss., meets analytical specification of Ph. Eur., BP, USP, E501, 99.5-101.0%
试剂级, 99.5%