Lithium metaborate anhydrous,

Ammonium Acetate

Dimethyl sulfoxide

Ammonium Chloride

Potassium Bromide

Pepsin

Lactic acid

Lead

Menthol

特丁硫磷砜标准溶液, Terbufos sulfone Standard solution

非诺特罗氢溴酸盐标准溶液, Fenoterol Hydrobromide Standard solution