163102-83-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 163102-83-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,3,1,0 and 2 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 163102-83:
(8*1)+(7*6)+(6*3)+(5*1)+(4*0)+(3*2)+(2*8)+(1*3)=98
98 % 10 = 8
So 163102-83-8 is a valid CAS Registry Number.