135583-55-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 135583-55-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,5,5,8 and 3 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 135583-55:
(8*1)+(7*3)+(6*5)+(5*5)+(4*8)+(3*3)+(2*5)+(1*5)=140
140 % 10 = 0
So 135583-55-0 is a valid CAS Registry Number.