228266-66-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 228266-66-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,8,2,6 and 6 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 228266-66:
(8*2)+(7*2)+(6*8)+(5*2)+(4*6)+(3*6)+(2*6)+(1*6)=148
148 % 10 = 8
So 228266-66-8 is a valid CAS Registry Number.