316154-89-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 316154-89-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,1,6,1,5 and 4 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 316154-89:
(8*3)+(7*1)+(6*6)+(5*1)+(4*5)+(3*4)+(2*8)+(1*9)=129
129 % 10 = 9
So 316154-89-9 is a valid CAS Registry Number.