319430-77-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 319430-77-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,1,9,4,3 and 0 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 319430-77:
(8*3)+(7*1)+(6*9)+(5*4)+(4*3)+(3*0)+(2*7)+(1*7)=138
138 % 10 = 8
So 319430-77-8 is a valid CAS Registry Number.