312515-00-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 312515-00-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,1,2,5,1 and 5 respectively; the second part has 2 digits, 0 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 312515-00:
(8*3)+(7*1)+(6*2)+(5*5)+(4*1)+(3*5)+(2*0)+(1*0)=87
87 % 10 = 7
So 312515-00-7 is a valid CAS Registry Number.