Grow your own Seed Crystal: Instructions > 자유게시판

• 목록
• 답변
• 글쓰기
• 게시판 리스트 옵션
  • 수정
  • 삭제

A seed crystal is a small single crystal that you set in a saturated or supersaturated solution to develop a big crystal. Here's easy methods to grow a seed crystal for any chemical that dissolves in water. Ideally, you'd know the solubility of your chemical at completely different temperatures in order that you may estimate how a lot of the chemical is needed to make a saturated solution. Also, this data is beneficial in figuring out what to anticipate whenever you cool your answer. For instance, if the substance is rather more soluble at the next temperature than at a decrease temperature, then you'll be able to expect crystals to form in a short time as you cool the answer (reminiscent of sugar crystals). If the solubility does not change much over your temperature range, you'll have to rely extra on evaporation to cause your crystals to develop (for example, salt crystals). Within the one case, you cool your resolution to stimulate crystal development. In the other, you keep the answer heat to speed evaporation.

If you realize your solubility, use that data to make a solution. Heat about 1/four cup (50 milliliters) of water in a glass container. A metallic container might react along with your chemical; a plastic container may melt. Suggestion: boil water within the microwave in oven-safe glassware equivalent to a Pyrex measuring cup. Be careful to not superheat your water. For crystals that fall out of solution simply, it's possible you'll only want water heated to espresso pot temperatures and even scorching faucet water. When in doubt, boil the water. Stir in your chemical. Keep adding it till it stops dissolving and a little accumulates within the container. Give it a couple of minutes. Stir the solution once more and add more solute (the stuff you might be dissolving) if wanted. Pour some solution into a petri dish or saucer. Only pour the clear answer into the dish, not any of the undissolved material.

It's possible you'll wish to filter the answer via a coffee filter. Crystals will kind as the solution evaporates. You may remove a crystal before the solution fully evaporates if desired. To do that, pour off the answer and thoroughly scrape off the crystal. Otherwise, you possibly can wait until the answer has evaporated. Select the most effective crystal and punctiliously remove it from the dish. Tie the crystal onto a nylon fishing line with a easy knot. You need nylon and not "regular" thread or string as a result of it's porous, so it will act as a wick to your answer, and since it is rough and will entice crystal growth away out of your seed crystal. If the container you use to grow your crystals is totally clean and easy and the road is nylon, your seed crystal needs to be the most definitely floor for crystal development. It's possible you'll need to scrape small grooves in your seed crystal so that it won't slip off of the nylon line.

Nylon just isn't the easiest material to make use of to tie a knot. Suspend your seed crystal in a saturated or supersaturated crystal solution so that it is totally lined. You do not need the crystal to contact the sides or bottom of the container. If your crystal solution is not concentrated sufficient, your seed crystal will dissolve. You made a saturated resolution in your seed crystal, so you should use that process (except with more water and crystal-chemical) to develop the "real" crystal. To supersaturate an answer, you make a saturated answer at a high temperature, then slowly cool it (with some exceptions). For example, in case you dissolve as a lot sugar as possible in boiling water, the solution will probably be supersaturated by the point it will get to room temperature. A supersaturated solution will produce crystals quickly (typically over the course of a couple of hours). A saturated resolution could require days or weeks to provide a crystal. Let your crystal grow in an undisturbed location. Chances are you'll wish to cover the solution with a espresso filter or paper towel to keep mud or whatever from contaminating the solution. Once you're blissful along with your crystal, remove it from the answer and permit it to dry.

At Lonesome Whistle Farm we value the creation of healthy, nutritious natural fruits and vegetables. We now have been rising for over a decade and provide to each wholesalers and shoppers straight. Enjoy Our Poultry Products! Our poultry is fed on an entirely vegetarian eating regimen, freed from hormones, additives and meat by-merchandise. Eggs are hand-picked twice daily, to ensure that there are loads to satisfy our many loyal customers. We feed our chickens a pure vegetarian eating regimen free of hormones and other nasties. Our chickens are free sex roaming, which suggests they're out in the open grassy fields and not saved in cages. They are glad chickens which in flip produces scrumptious wholesome eggs, which we decide twice per day for our clients enjoyment. Something that we are all working on is attempting to be more sustainable and one way by which we are able to do that's by rising our personal produce.