307000-29-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 307000-29-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,0,7,0,0 and 0 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 307000-29:
(8*3)+(7*0)+(6*7)+(5*0)+(4*0)+(3*0)+(2*2)+(1*9)=79
79 % 10 = 9
So 307000-29-9 is a valid CAS Registry Number.