855739-48-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 855739-48-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,5,7,3 and 9 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 855739-48:
(8*8)+(7*5)+(6*5)+(5*7)+(4*3)+(3*9)+(2*4)+(1*8)=219
219 % 10 = 9
So 855739-48-9 is a valid CAS Registry Number.