895421-72-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 895421-72-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,9,5,4,2 and 1 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 895421-72:
(8*8)+(7*9)+(6*5)+(5*4)+(4*2)+(3*1)+(2*7)+(1*2)=204
204 % 10 = 4
So 895421-72-4 is a valid CAS Registry Number.