20168-18-7 Usage
Chemical Class
Triphenylmethane dyes
Primary Use
pH indicator and dye
Color Change
Purple in neutral pH, yellow in acidic pH, blue in basic pH
Applications
Used in laboratory settings, biology, chemistry, medicine (urine and blood tests), and as a food additive and colorant.
Check Digit Verification of cas no
The CAS Registry Mumber 20168-18-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,0,1,6 and 8 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 20168-18:
(7*2)+(6*0)+(5*1)+(4*6)+(3*8)+(2*1)+(1*8)=77
77 % 10 = 7
So 20168-18-7 is a valid CAS Registry Number.