Chemical name,N-[4-[[[(6S)-2-amino-1,4,5,6,7,8-hexahydro-5-methyl-4-oxo-6-pteridinyl]methyl]amino]benzoyl]-L-glutamic acid, glucosamine salt,
Chemical formula,C 32 H 51 N 9 O 16 ,
Molecular weight,817,80 g/mol (anhydrous),
CAS No.,1181972-37-1,
Diastereoisomeric purity,At least 99 % of (6S)-5-methyltetrahydrofolic acid,
 Glucosamine assay , 34-46 % in dry basis ,
5-Methyltetrahydrofolic acid assay,54-59 % in dry basis,
Water content,Not more than 8,0 %,
Lead,Not more than 2,0 ppm,
Cadmium,Not more than 1,0 ppm,
Mercury,Not more than 0,1 ppm,
Arsenic,Not more than 2,0 ppm,
Boron,Not more than 10 ppm,
Total aerobic microbial count,Not more than 100 cfu/g,
Total combined yeast and moulds,Not more than 100 cfu/g,
 Escherichia coli ,Absent in 10 g,