183283-26-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 183283-26-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,3,2,8 and 3 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 183283-26:
(8*1)+(7*8)+(6*3)+(5*2)+(4*8)+(3*3)+(2*2)+(1*6)=143
143 % 10 = 3
So 183283-26-3 is a valid CAS Registry Number.