338748-99-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 338748-99-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,3,8,7,4 and 8 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 338748-99:
(8*3)+(7*3)+(6*8)+(5*7)+(4*4)+(3*8)+(2*9)+(1*9)=195
195 % 10 = 5
So 338748-99-5 is a valid CAS Registry Number.