83767-93-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 83767-93-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,3,7,6 and 7 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 83767-93:
(7*8)+(6*3)+(5*7)+(4*6)+(3*7)+(2*9)+(1*3)=175
175 % 10 = 5
So 83767-93-5 is a valid CAS Registry Number.