853920-75-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 853920-75-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,3,9,2 and 0 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 853920-75:
(8*8)+(7*5)+(6*3)+(5*9)+(4*2)+(3*0)+(2*7)+(1*5)=189
189 % 10 = 9
So 853920-75-9 is a valid CAS Registry Number.