899517-94-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 899517-94-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,9,9,5,1 and 7 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 899517-94:
(8*8)+(7*9)+(6*9)+(5*5)+(4*1)+(3*7)+(2*9)+(1*4)=253
253 % 10 = 3
So 899517-94-3 is a valid CAS Registry Number.