93159-98-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 93159-98-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,3,1,5 and 9 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 93159-98:
(7*9)+(6*3)+(5*1)+(4*5)+(3*9)+(2*9)+(1*8)=159
159 % 10 = 9
So 93159-98-9 is a valid CAS Registry Number.