WS Anions - Cal Check

1-(3,4-Dichlorophenyl)-3-methylurea, 100mg

Paraoxon-methyl, 10 µg/ml, Acetonitrile, 10ml

ASTM D 5623 Sulfur Compounds Standard III, Dimethylbenzothiophenes 5 Analytes each approximately 500µg/mL each in isooctane; unit: 1x1mL 0952.10 2,3-Dimethylbenzothiophene 0953.10 2,4-Dimethylbenzothiophene 0954.10 2,5-Dimethylbenzothiophene 0