200927-29-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 200927-29-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,0,9,2 and 7 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 200927-29:
(8*2)+(7*0)+(6*0)+(5*9)+(4*2)+(3*7)+(2*2)+(1*9)=103
103 % 10 = 3
So 200927-29-3 is a valid CAS Registry Number.