질산크로늄
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질산크로늄 속성
- 녹는점
- 60 °C(lit.)
- 끓는 점
- 100°C
- 밀도
- 1.80 g/mL(lit.)
- 저장 조건
- Store at +15°C to +25°C.
- 용해도
- H2O: 매우 용해됨(lit.)
- 물리적 상태
- 고체
- 물리적 상태
- 단단한 모양
- 색상
- 보라색에서 검정색으로
- 수소이온지수(pH)
- 2-3 (50g/l, H2O, 20℃)
- 수용성
- 물과 알코올에 용해됩니다.
- Merck
- 14,2226
- 노출 한도
- NIOSH: IDLH 25 mg/m3; TWA 0.5 mg/m3
- 안정성
- 실온에서는 안정하지만 가열하면 폭발할 수 있습니다. 유기 물질, 환원제와 호환되지 않습니다. 폴리에틸렌 도구를 사용하십시오.
- CAS 데이터베이스
- 7789-02-8(CAS DataBase Reference)
안전
- 위험 및 안전 성명
- 위험 및 사전주의 사항 (GHS)
위험품 표기 | O,Xi | ||
---|---|---|---|
위험 카페고리 넘버 | 8-36/38 | ||
안전지침서 | 17-26-36 | ||
유엔번호(UN No.) | UN 2720 5.1/PG 3 | ||
WGK 독일 | 2 | ||
RTECS 번호 | GB6300000 | ||
F 고인화성물질 | 9 | ||
TSCA | Yes | ||
HS 번호 | 2834 29 80 | ||
위험 등급 | 5.1 | ||
포장분류 | III | ||
독성 | LD50 orally in Rabbit: 3250 mg/kg |
질산크로늄 C화학적 특성, 용도, 생산
화학적 성질
deep blue or violet crystals용도
Chromium nitrate is used in the manufacture of alkali metal-free catalysts and in preservation. It is used in the preparation of chrome catalysts, in textile printing operations, and as a corrosion inhibitor. Chromium(III) nitrate as a source of chromium is added to food supplements for nutritional purposes .잠재적 노출
Chromium nitrate is used in the preparation of chrome catalysts, in textile printing operations; and as a corrosion inhibitor. Used to make other chemicals.운송 방법
UN2720 Chromium nitrate, Hazard Class: 5.1; Labels: 5.1-OxidizerPurification Methods
The pure deep violet nonahydrate salt is best prepared freshly from pure recrystallised (3 times) chromium (VI) trioxide and pure nitric acid. A solution is prepared by dissolving 1g of CrO3 in 3mL of H2O and 2mL of pure HNO3, and carefully, with stirring (behind a screen) pure MeOH (0.5-1.0mL) is added dropwise carefully (shield) with cooling to avoid a violent reaction. A bluish colour develops as Cr(VI) is reduced to Cr(III). When this solution is diluted to 130,000ppm of the salt, analysis detected by ICP/MS gave the following trace elements (ppm in brackets): Sr (33), Na (3.5), Mo, Ni, Cu, Si and Mg (0.13 each), Se, Zn, Al (0.026 each), Ti (1.5), Fe (4.9), Co (0.07), Sn (0.065), Ba (0.013 and W (0.078). Evaporation of the methanolic solution in high vacuum over CaCl2 eventually yields pure deep violet rhombic crystals of chromium (III) nitrate nonahydrate. An aqueous solution of this salt becomes green on heating but reverts to the violet colour on cooling.비 호환성
This chemical is a strong oxidizer. Contact with reducing agents; fuels, ethers, and other flammable and combustible materials cause a fire and explosion hazard. Violent reaction with many compounds, including reducing agents; alcohols, chemically active metals; combustible materials, strong acids, alkaline earth sulfides, aluminum carbides, aluminum, amines, calcium sulfide, carbides, chlorine trifluoride, glycerin, hydrides, hydrochloric acid, hydrogen peroxide, hydrogen sulfide, hydroxylamine, magnesium, metal powders, metal sulfides, molybdenum, phenylhydrazine, phosphorous red/friction, phosphorous trichloride, silicon, sulfides, sulfur, sulfur Chromium Nitrate 845 dioxide, sulfur/friction, sulfuric acid, tungsten, hydrogen trisulfide폐기물 처리
Precipitate chromium as the hydroxide. Dewater the sludge and dispose of in singlepurpose dumps.질산크로늄 준비 용품 및 원자재
원자재
준비 용품
질산크로늄 공급 업체
글로벌( 190)공급 업체
공급자 | 전화 | 이메일 | 국가 | 제품 수 | 이점 |
---|---|---|---|---|---|
Hebei Mojin Biotechnology Co., Ltd | +86 13288715578 +8613288715578 |
sales@hbmojin.com | China | 12446 | 58 |
Hebei Chuanghai Biotechnology Co,.LTD | +86-13131129325 |
sales1@chuanghaibio.com | China | 5882 | 58 |
Hebei Zhuanglai Chemical Trading Co.,Ltd | +8613343047651 |
admin@zlchemi.com | China | 3002 | 58 |
Henan Tianfu Chemical Co.,Ltd. | +86-0371-55170693 +86-19937530512 |
info@tianfuchem.com | China | 21667 | 55 |
career henan chemical co | +86-0371-86658258 +8613203830695 |
sales@coreychem.com | China | 29888 | 58 |
Hubei Jusheng Technology Co.,Ltd. | 18871490254 |
linda@hubeijusheng.com | CHINA | 28180 | 58 |
Hebei Guanlang Biotechnology Co., Ltd. | +86-19930503282 |
alice@crovellbio.com | China | 8820 | 58 |
Xiamen AmoyChem Co., Ltd | +86-592-6051114 +8618959220845 |
sales@amoychem.com | China | 6387 | 58 |
Hubei xin bonus chemical co. LTD | 86-13657291602 |
linda@hubeijusheng.com | CHINA | 22968 | 58 |
Chongqing Chemdad Co., Ltd | +86-023-6139-8061 +86-86-13650506873 |
sales@chemdad.com | China | 39916 | 58 |
질산크로늄 관련 검색:
질산크롬 황화나트륨(9수화물) 크롬 질산크로늄
Cobaltous nitrate hexahydrate
SODIUM NITRATE-15N
ISOAMYL NITRATE
Econazole nitrate
Thiamine nitrate
Aluminium nitrate nonahydrate
Miconazole Nitrate
NITRONIUM TETRAFLUOROBORATE
Lanthanum(III) nitrate hexahydrate
Copper dinitrate
Platinum nitrate
DYSPROSIUM NITRATE
Neodymium(III) nitrate hydrate
Cupric nitrate trihydrate