Clindamycin hydrochloride,neat,neat,100mg,

pH 6.0 Standard @ 25°C

4-Chloro-2-nitrobenzoic Acid, >98%, 25g

High Boiling Sulfur in Toluene for Diesel Fuel Analysis 1 50 ppm S in sulphur-free Toluene; unit: 1x5mL vials Benzo[b]naphtho[2,1-d]thiophene (0485,16) + Benzo[b]naphtho[2,3-d]thiophene (0484,16) (1:1)