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Caffeine Standards for HPLC OQPQ
USP 857 UV-Vis Instrument Qualification Set
Holmium Oxide in Perchloric Acid
Didymium in Perchloric Acid
20 mg/L Potassium dichromate in Perchloric Acid
60 mg/L Potassium dichromate in Perchloric Acid
80 mg/L Potassium dichromate in Perchloric Acid
200 mg/L Potassium dichromate in Perchloric Acid
600 mg/L Potassium dichromate in Perchloric Acid
Potassium chloride (12 g/L)
Sodium iodide (10 g/L)
Sodium nitrite (50 g/L)
Acetone for Stray Light
Toluene in Hexane (0.02 % v/v) and Hexane
