UV Detector Linearity Standards Kit

Kit contains standards appropriate for assessment of UV.
7 Ampules (10 ml standard solutions contains):
Ampule 1 100% Methanol
Ampule 2 5.0 mg/L Propyl Paraben (+/-1%)
Ampule 3 10.0 mg/L Propyl Paraben (+/-1%)
Ampule 4 15.0 mg/L Propyl Paraben (+/-1%)
Ampule 5 20.0 mg/L Propyl Paraben (+/-1%)
Ampule 6 25.0 mg/L Propyl Paraben (+/-1%)
Ampule 7 30.0 mg/L Propyl Paraben (+/-1%)
Propyl Paraben Purity ( 99%).
All standards are in 100% HPLC Grade Methanol.
Certificate of Analysis