Zinc,granular, 20-30 mesh, ACS reagent, >=99.8%

Tin(II) sulfate,>=95%

5-Sulfosalicylic acid dihydrate,ACS reagent, >=99%

Oxalic acid dihydrate,ACS reagent, >=99%

Salicylic acid,ACS reagent, >=99.0%

Ammonium citrate dibasic,puriss., >=98%

Citric acid,ACS reagent, >=99.5%

L-(+)-Tartaric acid,ACS reagent, >=99.5%

Lactic acid solution,ACS reagent, >=85%

L-Ascorbic acid,ACS reagent, >=99%

Copper,powder, <425 um, 99.5% trace metals basis

Calcium carbide,pieces, thickness <10 mm , typically, technical grade, ~80%