839710-47-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 839710-47-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,3,9,7,1 and 0 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 839710-47:
(8*8)+(7*3)+(6*9)+(5*7)+(4*1)+(3*0)+(2*4)+(1*7)=193
193 % 10 = 3
So 839710-47-3 is a valid CAS Registry Number.