Calcium carbonate CAS 471-34-1
Calcium carbonate dawb hmoov, tsw thiab saj tsis qab. Yuav luag insoluble hauv dej. Insoluble hauv cawv. Raws li ib tug tshuaj leavening agent, nws yuav siv tau nyob rau hauv ntau yam khoom noj uas yuav tsum tau ntxiv ntawm leavening agents raws li Suav txoj cai, thiab yuav tsum tau siv nyob rau hauv moderation raws li ntau lawm xav tau kev pab; Siv los ua cov hmoov nplej txhim kho hauv cov hmoov nplej, nrog rau qhov siab tshaj plaws ntawm 0.03g / kg.
| Yam khoom | Specification |
| kub point | 800 ° C |
| ceev | 2.93 g / mL ntawm 25 ° C (lit.) |
| Melting point | 825 ° C |
| refractivity | 1.6583 ib |
| SOLUBLE | MHCl: 0.1 Mat 20 ° C |
| Cia tej yam kev mob | 2-8 ° C |
1. Kev kho mob teb
Calcium supplements: siv los tiv thaiv thiab kho calcium deficiency, xws li pob txha, tetany, pob txha dysplasia, rickets, thiab calcium supplementation rau cov me nyuam, cev xeeb tub thiab lactating cov poj niam, cov poj niam cev xeeb tub, thiab cov neeg laus.
Antacids: tuaj yeem ua rau cov kua qaub hauv plab, txo cov tsos mob xws li mob plab, acid reflux, heartburn, thiab lub plab tsis xis nyob los ntawm lub plab acid ntau dhau, thiab tseem tuaj yeem siv los kho cov kab mob xws li gastric thiab duodenal ulcers, gastritis, thiab esophagitis.
Drug fillers thiab excipients: txhim kho stability thiab bioavailability ntawm cov tshuaj.
2. Kev lag luam zaub mov
Cov khoom noj khoom haus ntxiv: ntxiv rau cov khoom noj siv mis, dej haus, khoom noj qab haus huv, biscuits, ncuav thiab lwm yam khoom noj los ua lub luag haujlwm hauv calcium supplementation.
Tawm cov neeg ua hauj lwm: leavening agents tau los ntawm compounding nrog sodium bicarbonate, alum, thiab lwm yam, maj mam tso carbon dioxide thaum rhuab, kom cov zaub mov tsim ib tug uniform thiab ilv lub cev puffed, uas yuav txhim kho cov khoom qab zib, qhob cij, thiab biscuits.
Acidity regulators: siv los kho pH ntawm cov zaub mov.
3. Kev lag luam teb
Cov khoom siv hauv tsev: Nws yog ib qho tseem ceeb raw cov ntaub ntawv ntawm cov cement. Nws tuaj yeem txhim kho lub zog compressive, flexural zog thiab kav ntev ntawm cov cement, txhim kho kev tsim kho ntawm cov cement, txhim kho seismic kev ua tau zoo ntawm cov tsev, thiab tseem tuaj yeem siv los tsim cov kua qaub, plaster, thiab cov ntaub ntawv plastering.
Kev lag luam yas: Raws li kev muab tub lim thiab hloov kho, nws tuaj yeem txhim kho hardness, hnav tsis kam, cuam tshuam lub zog, tiv thaiv tshav kub thiab huab cua tsis kam ntawm cov yas, thaum txo cov nqi tsim khoom. Nws yog feem ntau siv rau hauv kev sau cov resins xws li polyvinyl chloride (PVC), polyethylene (PE), thiab polypropylene (PP).
Kev lag luam roj hmab: Raws li tus neeg muab tub lim thiab txhawb nqa, nws tuaj yeem ua rau cov roj hmab ntau ntxiv, txo cov nqi ntawm cov khoom, txhim kho kev ua haujlwm, thiab txhim kho kev hnav tsis kam, tsim kua muag lub zog, tensile zog, modulus, thiab o ntawm vulcanized roj hmab.
Papermaking kev lag luam: Raws li cov ntaub ntawv muab tub lim thiab txheej xim, nws tuaj yeem ua kom muaj zog thiab dawb ntawm daim ntawv ntawm tus nqi qis, pab txhim kho cov ntawv zoo thiab kev ua tau zoo, thiab tseem tuaj yeem siv los tsim cov ntawv qib siab.
Kev tiv thaiv ib puag ncig: siv los ua adsorbent thiab precipitant kom tshem tawm cov teeb meem ntawm dej, txo cov dej tawv, txhim kho cov dej zoo, thiab tseem tuaj yeem siv rau kev kho cov roj khib nyiab thiab kho av.
Lwm cov teb: siv los tsim cov iav, ceramics, electrode daim hlau, cov ntaub ntawv kho hniav, thiab lwm yam, thiab tseem tuaj yeem siv los ua cov khoom noj khoom haus zoo thiab siv hauv cov tshuaj pleev ib ce los txhim kho daim tawv nqaij.
Feem ntau ntim rau hauv 25kg / nruas, thiab tseem tuaj yeem ua pob customized.
Calcium carbonate CAS 471-34-1
Calcium carbonate CAS 471-34-1
