70339-93-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 70339-93-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,0,3,3 and 9 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 70339-93:
(7*7)+(6*0)+(5*3)+(4*3)+(3*9)+(2*9)+(1*3)=124
124 % 10 = 4
So 70339-93-4 is a valid CAS Registry Number.