![Determination of ppb Level of Cadmium, Zinc, Lead and Copper by Atomic Absorption Spectrophotometry with Extracting as their Dithizonates into Nitrobenzene]()
Determination of ppb Level of Cadmium, Zinc, Lead and Copper by Atomic Absorption Spectrophotometry with Extracting as their Dithizonates into NitrobenzeneKANKE, Makoto; HAYASHI, Yasuhisa; KUMAMARU, Takahiro; YAMAMOTO, Yuroku · Nippon kagaku zassi · 1971