Supplier Page from Aladdin Scientific Corporation for Reference Material of Column Resolution Check Mix. Certified by The Japan Petroleum Institute
Cadmium in Water from Aladdin Scientific Corporation
Five canions mixed standard ( Sodium,Ammonium,Potassium, Magnesium,Calcium ) from Aladdin Scientific Corporation
Reference Material of Nickel and Vanadium in Residual Fuel Oil Certified by The Japan Petroleum Institute, High Level (Nickel Content 22mass ppm and Vanadium Content 53mass ppm) from Aladdin Scientific Corporation
Yellow Hue standard colorimetric solution(Y) from Aladdin Scientific Corporation