900278-05-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 900278-05-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,0,0,2,7 and 8 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 900278-05:
(8*9)+(7*0)+(6*0)+(5*2)+(4*7)+(3*8)+(2*0)+(1*5)=139
139 % 10 = 9
So 900278-05-9 is a valid CAS Registry Number.