Tannic acid GR 500g
6192-500g

Specification 6192

Tannic acid 

C76 H52 O46 = 1701.22g/mol

CAS 1401-55-4

Yellowish white to light brown amorphous powder

As  -  0.0003% max

HM as Pb   -  0.003% max

Zn  -  0.005% max