64099-25-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 64099-25-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,4,0,9 and 9 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 64099-25:
(7*6)+(6*4)+(5*0)+(4*9)+(3*9)+(2*2)+(1*5)=138
138 % 10 = 8
So 64099-25-8 is a valid CAS Registry Number.