899710-42-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 899710-42-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,9,9,7,1 and 0 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 899710-42:
(8*8)+(7*9)+(6*9)+(5*7)+(4*1)+(3*0)+(2*4)+(1*2)=230
230 % 10 = 0
So 899710-42-0 is a valid CAS Registry Number.