856212-51-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 856212-51-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,6,2,1 and 2 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 856212-51:
(8*8)+(7*5)+(6*6)+(5*2)+(4*1)+(3*2)+(2*5)+(1*1)=166
166 % 10 = 6
So 856212-51-6 is a valid CAS Registry Number.