658710-28-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 658710-28-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,5,8,7,1 and 0 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 658710-28:
(8*6)+(7*5)+(6*8)+(5*7)+(4*1)+(3*0)+(2*2)+(1*8)=182
182 % 10 = 2
So 658710-28-2 is a valid CAS Registry Number.