124928-80-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 124928-80-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,4,9,2 and 8 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 124928-80:
(8*1)+(7*2)+(6*4)+(5*9)+(4*2)+(3*8)+(2*8)+(1*0)=139
139 % 10 = 9
So 124928-80-9 is a valid CAS Registry Number.