290819-28-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 290819-28-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,9,0,8,1 and 9 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 290819-28:
(8*2)+(7*9)+(6*0)+(5*8)+(4*1)+(3*9)+(2*2)+(1*8)=162
162 % 10 = 2
So 290819-28-2 is a valid CAS Registry Number.