128768-10-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 128768-10-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,8,7,6 and 8 respectively; the second part has 2 digits, 1 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 128768-10:
(8*1)+(7*2)+(6*8)+(5*7)+(4*6)+(3*8)+(2*1)+(1*0)=155
155 % 10 = 5
So 128768-10-5 is a valid CAS Registry Number.