883-81-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 883-81-8 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 8,8 and 3 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 883-81:
(5*8)+(4*8)+(3*3)+(2*8)+(1*1)=98
98 % 10 = 8
So 883-81-8 is a valid CAS Registry Number.