Glycerol

Buffer solution pH 8 (borate),

Selenium solution 1000 ppm

Fehling's solution No. 2

Ammonium Purpurate

Buffer solution pH 10 (borate)

SAND SEA WASHED 500G

Iron(II) disulfide

Eschka's mixture

L-(+)-LACTIC ACID FREE 10G

Silica gel grade 923 Davisil,