652971-62-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 652971-62-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,5,2,9,7 and 1 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 652971-62:
(8*6)+(7*5)+(6*2)+(5*9)+(4*7)+(3*1)+(2*6)+(1*2)=185
185 % 10 = 5
So 652971-62-5 is a valid CAS Registry Number.