134288-26-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 134288-26-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,4,2,8 and 8 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 134288-26:
(8*1)+(7*3)+(6*4)+(5*2)+(4*8)+(3*8)+(2*2)+(1*6)=129
129 % 10 = 9
So 134288-26-9 is a valid CAS Registry Number.