the basics question that gets asked weekly, answered properly
the basics question that gets asked weekly, answered properly, and I am aware this is a minority view on this board. Appetite change and weight change are different measurements on different timescales. The first is usually noticed first and the second lags it. Concentration is mass over volume, and a U-100 syringe…
Has the appetite changed, even if the scale has not?
no question is too basic here, that is the entire point of the board
the injection is easier than you are imagining
Small correction, said kindly: those are two different products with similar names, and the difference matters for a multi-draw vial.
bacteriostatic water has a preservative, sterile water does not
That comparison is between two different products at two different concentrations, which is where the confusion is coming from.
A certificate of analysis is a document describing one batch: what was tested, by what method, and what the result was. Its value depends entirely on whether it names the batch and the method.