131515-62-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 131515-62-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,1,5,1 and 5 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 131515-62:
(8*1)+(7*3)+(6*1)+(5*5)+(4*1)+(3*5)+(2*6)+(1*2)=93
93 % 10 = 3
So 131515-62-3 is a valid CAS Registry Number.