83313-85-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 83313-85-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,3,3,1 and 3 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 83313-85:
(7*8)+(6*3)+(5*3)+(4*1)+(3*3)+(2*8)+(1*5)=123
123 % 10 = 3
So 83313-85-3 is a valid CAS Registry Number.