932391-42-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 932391-42-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,3,2,3,9 and 1 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 932391-42:
(8*9)+(7*3)+(6*2)+(5*3)+(4*9)+(3*1)+(2*4)+(1*2)=169
169 % 10 = 9
So 932391-42-9 is a valid CAS Registry Number.