30432-57-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 30432-57-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,0,4,3 and 2 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 30432-57:
(7*3)+(6*0)+(5*4)+(4*3)+(3*2)+(2*5)+(1*7)=76
76 % 10 = 6
So 30432-57-6 is a valid CAS Registry Number.