82347-53-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 82347-53-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,2,3,4 and 7 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 82347-53:
(7*8)+(6*2)+(5*3)+(4*4)+(3*7)+(2*5)+(1*3)=133
133 % 10 = 3
So 82347-53-3 is a valid CAS Registry Number.