255822-12-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 255822-12-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,5,8,2 and 2 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 255822-12:
(8*2)+(7*5)+(6*5)+(5*8)+(4*2)+(3*2)+(2*1)+(1*2)=139
139 % 10 = 9
So 255822-12-9 is a valid CAS Registry Number.