5534-82-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 5534-82-7 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 5,5,3 and 4 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 5534-82:
(6*5)+(5*5)+(4*3)+(3*4)+(2*8)+(1*2)=97
97 % 10 = 7
So 5534-82-7 is a valid CAS Registry Number.