8. _Gorup-Besanez_:
34.65 grams copper sulfate; 173 grams potassium-sodium tartrate;
480 cubic centimeters sodium hydroxid solution, 1.14 specific
gravity; equal 67.3 sodium hydroxid. Fill to one liter.
Principles and practice of agricultural analysis. Volume 3 (of 3), Agricultural products · 第 37 / 164 题