Sulphur (S) 10000 ppm Single Element Std. Soln. for ICP in H2 O Nist Traceable 100 ml

Guanine for Biochemistry 97.0% 100 gm

2-Chloro Benzonitrile for Synthesis (o-Chloro benzonitrile) 100 gm

Haematoxylin Harris Staining Soln. see Papanicolaous Solution 1a Harris Haematoxylin Solution

3-Chloro Benzyl Cyanide for Synthesis (m-Chloro benzyl Cyanide) 100 gm

2-Chloro Benzyl Chloride for Synthesis (o-Chloro benzyl Chloride) 250 ml

3-Chloro Benzyl Alcohol 100 gm