856212-71-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 856212-71-0 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, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 856212-71:
(8*8)+(7*5)+(6*6)+(5*2)+(4*1)+(3*2)+(2*7)+(1*1)=170
170 % 10 = 0
So 856212-71-0 is a valid CAS Registry Number.