7608-32-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 7608-32-4 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 7,6,0 and 8 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 7608-32:
(6*7)+(5*6)+(4*0)+(3*8)+(2*3)+(1*2)=104
104 % 10 = 4
So 7608-32-4 is a valid CAS Registry Number.