57002-48-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 57002-48-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,0,0 and 2 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 57002-48:
(7*5)+(6*7)+(5*0)+(4*0)+(3*2)+(2*4)+(1*8)=99
99 % 10 = 9
So 57002-48-9 is a valid CAS Registry Number.