129050-32-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 129050-32-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,9,0,5 and 0 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 129050-32:
(8*1)+(7*2)+(6*9)+(5*0)+(4*5)+(3*0)+(2*3)+(1*2)=104
104 % 10 = 4
So 129050-32-4 is a valid CAS Registry Number.