70722-99-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 70722-99-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,0,7,2 and 2 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 70722-99:
(7*7)+(6*0)+(5*7)+(4*2)+(3*2)+(2*9)+(1*9)=125
125 % 10 = 5
So 70722-99-5 is a valid CAS Registry Number.