200705-83-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 200705-83-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,0,7,0 and 5 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 200705-83:
(8*2)+(7*0)+(6*0)+(5*7)+(4*0)+(3*5)+(2*8)+(1*3)=85
85 % 10 = 5
So 200705-83-5 is a valid CAS Registry Number.