228863-38-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 228863-38-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,8,8,6 and 3 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 228863-38:
(8*2)+(7*2)+(6*8)+(5*8)+(4*6)+(3*3)+(2*3)+(1*8)=165
165 % 10 = 5
So 228863-38-5 is a valid CAS Registry Number.