32974-25-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 32974-25-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,2,9,7 and 4 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 32974-25:
(7*3)+(6*2)+(5*9)+(4*7)+(3*4)+(2*2)+(1*5)=127
127 % 10 = 7
So 32974-25-7 is a valid CAS Registry Number.