29920-13-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 29920-13-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,9,9,2 and 0 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 29920-13:
(7*2)+(6*9)+(5*9)+(4*2)+(3*0)+(2*1)+(1*3)=126
126 % 10 = 6
So 29920-13-6 is a valid CAS Registry Number.