672898-50-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 672898-50-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,7,2,8,9 and 8 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 672898-50:
(8*6)+(7*7)+(6*2)+(5*8)+(4*9)+(3*8)+(2*5)+(1*0)=219
219 % 10 = 9
So 672898-50-9 is a valid CAS Registry Number.