208656-70-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 208656-70-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,8,6,5 and 6 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 208656-70:
(8*2)+(7*0)+(6*8)+(5*6)+(4*5)+(3*6)+(2*7)+(1*0)=146
146 % 10 = 6
So 208656-70-6 is a valid CAS Registry Number.