99982-78-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 99982-78-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,9,9,8 and 2 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 99982-78:
(7*9)+(6*9)+(5*9)+(4*8)+(3*2)+(2*7)+(1*8)=222
222 % 10 = 2
So 99982-78-2 is a valid CAS Registry Number.