CAUTION: As a contractor you do not charge your customers sales tax on the total amount of the contract. It is not lawful to charge tax on the tax you have already paid. In the above example, had Hammertime charged a total of $2,130 for the job ($2,000 X .065 tax), the $130 tax must be remitted. The amount of sales tax collected from the customer is the amount that must be remitted to KDOR.
Ninhydin is a chemical that reacts with the aminio acids found in fingerprints. When the chemical contacts the amino acids, the combination of the two turns a bright purple color.The coloring is known as Ruhemannâs purple, named after the man who discovered ninhydrin, Siegfried Ruhemann.inhydrin comes in pre-mixed aerosol cans and, in a chrystal form. When using the chrystals, detectives and crime scene investigators must mix the ninhydrin with a carrier, such as acetone â the same chemical thatâs found in fingernail polish remover â or alcohol. The mix is then placed in a spray bottle for use.
The nuchal translucency scan (also called the NT scan) uses ultrasound to assess your developing baby's risk of having Down syndrome (DS) and some other chromosomal abnormalities, as well as major congenital heart problems.The NT scan measures the clear (translucent) space in the tissue at the back of your baby's neck.he NT scan is offered to all pregnant women in the first trimester. The screening is widely available, but because it requires special training and equipment, not all healthcare providers provide it. Ultrasound exam Find out what doctors look for and how ultrasound exams are done.