5526-48-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 5526-48-7 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 5,5,2 and 6 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 5526-48:
(6*5)+(5*5)+(4*2)+(3*6)+(2*4)+(1*8)=97
97 % 10 = 7
So 5526-48-7 is a valid CAS Registry Number.