526-38-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 526-38-5 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 5,2 and 6 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 526-38:
(5*5)+(4*2)+(3*6)+(2*3)+(1*8)=65
65 % 10 = 5
So 526-38-5 is a valid CAS Registry Number.