128358-51-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 128358-51-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,8,3,5 and 8 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 128358-51:
(8*1)+(7*2)+(6*8)+(5*3)+(4*5)+(3*8)+(2*5)+(1*1)=140
140 % 10 = 0
So 128358-51-0 is a valid CAS Registry Number.