London, November 8 news: The London Metal Exchange (LME) has the following changes in inventory in the next five trading days (in tons):
Variety Newer inventory November 8 November 7 November 4 November 3 November 2
Copper 67,025 - 650 + 400 - 475 +2,850 - 125
Aluminum 494,650 -3,200 +2,475 - 125 -1,600 - 25
Tin 8,880 + 145 - 35 Flat - 125 Flat
Lead 48,425 - 175 - 300 - 200 - 75 - 75
Zinc 475,100 -1,325 - 825 -3,975 -2,225 - 900
Nickel 19,512 + 336 + 72 + 246 + 150 + 288
Aluminium alloy 55,600 flat, flat, flat, flat
NASAAC 124,640 - 80 - 140 + 1,860 - 20 - 20
*NASAAC is a North American specialty aluminum alloy
Microscope Slides And Cover Slips
1. The glass slide is used to put the sample to be tested, and the cover glass is covered on the sample to be tested.
2. The glass slide is at the bottom, which is the carrier for the material you want to observe, that is, you want to put something on it.
3. The cover glass is smaller than the slide glass. The glass slide is mainly used to hold the observation objects. The cover glass is covered on the slide glass and used for fixing.
4. The glass slide is a thicker piece of glass in the transfer slide, which is used to carry the real object. The cover fragment is the small round or square thin one.
5. Mounting is a general term for a set of things, including slides, coverslips and loaded objects
6. The cover glass is square, the slide glass is rectangular, and the width is longer than the side of the cover glass.
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