61724-14-9 Usage
Properties and Applications
brown. Apply to wool, silk and cotton dyeing and printing of black silk ribbon.
Check Digit Verification of cas no
The CAS Registry Mumber 61724-14-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,1,7,2 and 4 respectively; the second part has 2 digits, 1 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 61724-14:
(7*6)+(6*1)+(5*7)+(4*2)+(3*4)+(2*1)+(1*4)=109
109 % 10 = 9
So 61724-14-9 is a valid CAS Registry Number.