4-(2-Hydroxyethyl)-1-piperazinepropanesulfonic Acid [Goods buffer component for biological research] size:25 GM 10% ELEMENTAL IMPURITIES: LEAD (Pb)

10% ELEMENTAL IMPURITIES: LEAD (Pb) AS REPORTED AS REPORTED CADMIUM (Cd) AS REPORTED AS REPORTED ARSENIC (As) AS REPORTED AS REPORTED MERCURY (Hg) AS REPORTED AS REPORTED IDENTIFICATION A TO PASS TEST IDENTIFICATION B TO PASS TEST CERTIFIED KOSHER CERTIFIED HALAL RETEST DATE DATE OF MANUFACTURE APPEARANCE RESIDUAL SOLVENTS TO PASS TEST

20% LEAD (Pb) 2 mg/kg LOSS ON DRYING 1% IDENTIFICATION TO PASS TEST TO PASS TEST EXPIRATION DATE

0 VISCOSITY OF SOLUITON 8000 cps 8000 cps MOISTURE 15% MICROBIAL LIMITS: TOTAL PLATE COUNT 5000/g YEAST AND MOLD 500/g ESCHERICHIA COLI NEGATIVE NEGATIVE SALMONELLA NEGATIVE NEGATIVE

2 146 WATER DETERMINATION 5

4-(2-Hydroxyethyl)-1-piperazinepropanesulfonic Acid [Goods buffer component for biological research] size:25 GM 10% ELEMENTAL IMPURITIES: LEAD (Pb)