29399-29-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 29399-29-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,9,3,9 and 9 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 29399-29:
(7*2)+(6*9)+(5*3)+(4*9)+(3*9)+(2*2)+(1*9)=159
159 % 10 = 9
So 29399-29-9 is a valid CAS Registry Number.