939055-77-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 939055-77-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,3,9,0,5 and 5 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 939055-77:
(8*9)+(7*3)+(6*9)+(5*0)+(4*5)+(3*5)+(2*7)+(1*7)=203
203 % 10 = 3
So 939055-77-3 is a valid CAS Registry Number.