시안산칼륨
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시안산칼륨 속성
- 녹는점
- 315 °C
- 밀도
- 2.056 g/mL at 25 °C (lit.)
- 증기압
- 0Pa at 25℃
- 저장 조건
- Store below +30°C.
- 용해도
- 750g/L
- 물리적 상태
- 결정성 분말 및 덩어리
- 색상
- 하얀색
- Specific Gravity
- 2.056
- 수소이온지수(pH)
- 10 (50g/l, H2O, 20℃)
- 수용성
- 750g/L(20℃)
- Merck
- 14,7625
- BRN
- 3594798
- 끓는 점
- 700-900°C (1000 hPa) Not applicable,(decomposition)
- 노출 한도
- NIOSH: IDLH 25 mg/m3
- 안정성
- 안정적인. 산과 호환되지 않습니다.
- LogP
- 0.3 at 20℃
- CAS 데이터베이스
- 590-28-3(CAS DataBase Reference)
안전
- 위험 및 안전 성명
- 위험 및 사전주의 사항 (GHS)
위험품 표기 | Xn | ||
---|---|---|---|
위험 카페고리 넘버 | 22-36 | ||
안전지침서 | 24/25-26 | ||
WGK 독일 | 1 | ||
RTECS 번호 | GS6825000 | ||
TSCA | Yes | ||
HS 번호 | 2842 90 80 | ||
유해 물질 데이터 | 590-28-3(Hazardous Substances Data) | ||
독성 | LD50 i.p. in mice: 320 mg/kg (Cerami) | ||
기존화학 물질 | KE-29091 |
시안산칼륨 C화학적 특성, 용도, 생산
화학적 성질
Potassium cyanate, KOCN,is colorless,water soluble crystals. Used as an herbicide and for the manufacture of drugs and organic chemicals,용도
Potassium cyanate is used as chemical intermediate and as a weed killer. It is also used for the heat treatment of metals.일반 설명
Potassium cyanate can be prepared by reacting urea with alkali hydroxide or carbonates at high temperatures.Safety Profile
Poison by intraperitoneal route. Moderately toxic by ingestion. Causes irritation of the gastrointestinal tract. An herbicide. It is said to be slowly metabolized in the body to cyanide but does not have high toxicity of cyanides. When heated to decomposition it emits very toxic fumes of CNand K2O.Purification Methods
Common impurities include ammonia and bicarbonate ion (from hydrolysis). Purify it by preparing a saturated aqueous solution at 50o, neutralising with acetic acid, filtering, adding two volumes of EtOH and keeping for 3-4hours in an ice bath. (More EtOH can lead to co-precipitation of KHCO3.) Filter, wash it with EtOH and dry it rapidly in a vacuum desiccator (P2O5). The process is repeated [Vanderzee & Meyers J Chem Soc 65 153 1961].시안산칼륨 준비 용품 및 원자재
원자재
준비 용품
시안산칼륨 공급 업체
글로벌( 289)공급 업체
공급자 | 전화 | 이메일 | 국가 | 제품 수 | 이점 |
---|---|---|---|---|---|
Hebei Mojin Biotechnology Co., Ltd | +86 13288715578 +8613288715578 |
sales@hbmojin.com | China | 12446 | 58 |
Henan Bao Enluo International TradeCo.,LTD | +86-17331933971 +86-17331933971 |
deasea125996@gmail.com | China | 2503 | 58 |
Shaanxi Haibo Biotechnology Co., Ltd | +undefined18602966907 |
qinhe02@xaltbio.com | China | 1000 | 58 |
Henan Fengda Chemical Co., Ltd | +86-371-86557731 +86-13613820652 |
info@fdachem.com | China | 20293 | 58 |
Henan Tianfu Chemical Co.,Ltd. | +86-0371-55170693 +86-19937530512 |
info@tianfuchem.com | China | 21667 | 55 |
Shanghai Zheyan Biotech Co., Ltd. | 18017610038 |
zheyansh@163.com | CHINA | 3620 | 58 |
career henan chemical co | +86-0371-86658258 +8613203830695 |
sales@coreychem.com | China | 29888 | 58 |
SHANDONG ZHI SHANG CHEMICAL CO.LTD | +86 18953170293 |
sales@sdzschem.com | China | 2931 | 58 |
Hubei Jusheng Technology Co.,Ltd. | 18871490254 |
linda@hubeijusheng.com | CHINA | 28180 | 58 |
Hubei xin bonus chemical co. LTD | 86-13657291602 |
linda@hubeijusheng.com | CHINA | 22968 | 58 |