31929-00-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 31929-00-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,1,9,2 and 9 respectively; the second part has 2 digits, 0 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 31929-00:
(7*3)+(6*1)+(5*9)+(4*2)+(3*9)+(2*0)+(1*0)=107
107 % 10 = 7
So 31929-00-7 is a valid CAS Registry Number.