70343-05-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 70343-05-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,0,3,4 and 3 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 70343-05:
(7*7)+(6*0)+(5*3)+(4*4)+(3*3)+(2*0)+(1*5)=94
94 % 10 = 4
So 70343-05-4 is a valid CAS Registry Number.