67964-40-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 67964-40-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,7,9,6 and 4 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 67964-40:
(7*6)+(6*7)+(5*9)+(4*6)+(3*4)+(2*4)+(1*0)=173
173 % 10 = 3
So 67964-40-3 is a valid CAS Registry Number.