2526-02-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 2526-02-5 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 2,5,2 and 6 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 2526-02:
(6*2)+(5*5)+(4*2)+(3*6)+(2*0)+(1*2)=65
65 % 10 = 5
So 2526-02-5 is a valid CAS Registry Number.