Types of detergent - which is the right detergent for you?- powder washing soap powder washing soap emon washing powder fluorescent powder ,Powder versus liquid, liquid sachets or tablet detergent Which type of detergent you use is completely down to personal preference as each type has their pros and cons: PowderLaundering Problems & Solutions | The American Cleaning ...Failure of a blue coloring in detergent, laundry aid or fabric softener to dissolve or disperse. If caused by a detergent or powdered laundry aid, add 1 cup (240 ml) of white vinegar to 1 quart (.95L) of water. Use a plastic container. Soak item for one hour; rinse. If caused by fabric softener, rub stains with bar soap, wash.