438472-32-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 438472-32-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,3,8,4,7 and 2 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 438472-32:
(8*4)+(7*3)+(6*8)+(5*4)+(4*7)+(3*2)+(2*3)+(1*2)=163
163 % 10 = 3
So 438472-32-3 is a valid CAS Registry Number.