It can have several possible meanings.
It sounds like a legal request for the forensic chemist/technician who analyzed the evidence OR perhaps a request for the results of the forensic exam itself to be present at trial as a witness. (???)
More would have to be known about the context in which this phrase appears in order to attempt a more precise answer.
Such a phrase can have many possible meanings and more would have to be known about the origin of the phrase (i.e.: court document? - etc?) in order to attempt an answer.
The law of demand is that when you demand something you MUST say please and thank you, it's the law.
Joseph Louis Proust (1754-1826) was an important French chemist, known for the Law of definite proportions.
Law of demand is the higher the price the lower of goods demand for
Consumers is the law of supply and demand.
why does the4 law of demand holds
marketing is a great example of law of demand
Assuming you mean "chemist shop", then it is known as a Drug Store.
the law of demand state there is a negative or inverse relation ship
Robert Boyle of course ! He was a chemist.
Law of demand is the reason of the downward sloping of demand curve.Law of demand states the inverse relationship of demand of a commodity and it's price,and demand curve represents this inverse relationship of demand and price.So in this way they both are related.
Law of demand is the reason of the downward sloping of demand curve.Law of demand states the inverse relationship of demand of a commodity and it's price,and demand curve represents this inverse relationship of demand and price.So in this way they both are related.
Proust