99310-65-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 99310-65-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,9,3,1 and 0 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 99310-65:
(7*9)+(6*9)+(5*3)+(4*1)+(3*0)+(2*6)+(1*5)=153
153 % 10 = 3
So 99310-65-3 is a valid CAS Registry Number.