338957-04-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 338957-04-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,3,8,9,5 and 7 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 338957-04:
(8*3)+(7*3)+(6*8)+(5*9)+(4*5)+(3*7)+(2*0)+(1*4)=183
183 % 10 = 3
So 338957-04-3 is a valid CAS Registry Number.