40208-70-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 40208-70-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,2,0 and 8 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 40208-70:
(7*4)+(6*0)+(5*2)+(4*0)+(3*8)+(2*7)+(1*0)=76
76 % 10 = 6
So 40208-70-6 is a valid CAS Registry Number.