889939-35-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 889939-35-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,8,9,9,3 and 9 respectively; the second part has 2 digits, 3 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 889939-35:
(8*8)+(7*8)+(6*9)+(5*9)+(4*3)+(3*9)+(2*3)+(1*5)=269
269 % 10 = 9
So 889939-35-9 is a valid CAS Registry Number.