Page 162 - Catalog Instruments and Supplies

162 SCP SCIENCE
Standards Reagents and CRMs

United States Pharmacopeia
usp 232/233 & 2232

Replacing USP chapter 231 in the United States Pharmacopeia - SCP SCIENCE offers the following NIST-traceable Standards which
National Formulary, USP 232, 233 and 2232 now govern the permissible were derived from the actual limitations included in USP232/233 &
dosage limits for elemental impurities. Drug and Dietary Supplement 2232. In the case where particular needs may differ, CUSTOM Standards
manufacturers will be required to monitor these elements in the future are available.
by ICP-OES or ICP-MS.

usp 232 elemental impurities

standard i - parenteral daily dose standard ii - parenteral daily dose

Matrix: 5% HNO3 As, Hg @ 1.5 ppm Matrix: 10% HCI Ir, Os, Pd, Pt, Rh, Ru @ 10 ppm
Cd @ 2.5 ppm
Pb @ 5 ppm
Mo, V @ 10 ppm
Ni @ 50 ppm
Cu @ 100 ppm

Volume (ml) Catalog No. Volume (ml) Catalog No.
125 140-131-051
125 140-131-031

standard i - oral daily dose standard ii - oral daily dose

Matrix: 5% HNO3 As @ 1.5 ppm Matrix: 10% HCI Ir, Os, Pd, Pt, Rh, Ru @ 100 ppm
Pb @ 5 ppm
Hg @ 15 ppm
Cd @ 25 ppm
Mo, V @ 100 ppm
Ni @ 500 ppm
Cu @ 1000 ppm

Volume (ml) Catalog No. Volume (ml) Catalog No.
125 140-131-021
125 140-131-041

usp 2232 ELEMENTAL IMPURITIES

Dietary Supplements Standard

Matrix: 2% HNO3 Cd @ 0.5 ppm
Pb @ 1 ppm
As (inorganic), @ 1.5 ppm
Hg (inorganic)

Volume (ml) Catalog No.

125 140-131-061

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