918151-04-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 918151-04-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,1,8,1,5 and 1 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 918151-04:
(8*9)+(7*1)+(6*8)+(5*1)+(4*5)+(3*1)+(2*0)+(1*4)=159
159 % 10 = 9
So 918151-04-9 is a valid CAS Registry Number.