Dry Mount

In a dried mount, the specimen is placed straight on the slide. A sheathe slip may be offered to save the specimen in place and to aid protect the target lens. Dried mounts are perfect for specimens such as samples the pollen, hair, feathers or plant materials.

You are watching: Slide with an attached cover glass

Wet Mount

In a wet mount, a fall of water is supplied to suspend the specimen between the slide and also cover slip. Place a sample ~ above the slide. Making use of a pipette, ar a drop of water on the specimen. Then ar on sheet of the covering slip end the sample and carefully reduced the cover slip right into place using a toothpick or equivalent. This technique will help prevent air balloon from gift trapped under the sheathe slip.Your target is come have adequate water to fill the an are between sheathe slip and slide. If over there is too much water, the sheathe slip will slide around. Take a piece of file towel and hold the close come one sheet of the sheathe slip. This will attract out part water. If too dry, include a autumn of water next to the sheathe slip. Exercise this till you gain used come it.Wet mounts are suitable for researching water-bound organisms such as paramecium or bodily fluids such as saliva, blood and also urine.


Iodine is among the more commonly obtainable stains and is used to recognize starch in a selection of samples. It will stain carbohydrate in plants and also animal specimens brown or blue-black. Glycogen will show as red.

Eosin Y is one acidic stain which stains pink for alkaline cell (cytoplasm, for example). It colors red for blood cells, cytoplasm and cell membranes. Eosin"s most important medical provides are in blood and also bone-marrow testing, consisting of the PAP smear.

Gram"s Stain is one of the most typically used processes in identify bacteria – used day-to-day in hospitals. The is a major test that quickly and cost effectively divides bacteria right into one of two types: Gram confident or Gram negative. 


1. Prepare a wet mountain slide.

2. Collect a fall of stain v an eye dropper or pipette.

3. Put a autumn of stain top top an outer edge of her cover slide.

See more: Does Orange Juice Go Bad? How Long Does Orange Juice Last Out Of The Fridge ?

4. Place a piece of napkin or document towel versus the opposite side of her cover slip, appropriate up versus the edge. This will aid draw the stain under the sheathe and throughout the specimen.