309262-79-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 309262-79-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,0,9,2,6 and 2 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 309262-79:
(8*3)+(7*0)+(6*9)+(5*2)+(4*6)+(3*2)+(2*7)+(1*9)=141
141 % 10 = 1
So 309262-79-1 is a valid CAS Registry Number.