64708-28-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 64708-28-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,4,7,0 and 8 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 64708-28:
(7*6)+(6*4)+(5*7)+(4*0)+(3*8)+(2*2)+(1*8)=137
137 % 10 = 7
So 64708-28-7 is a valid CAS Registry Number.