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氢氧化钾

氢氧化钾用途

【用途一】
化工基本原料,用于医药、日用化工等。
【用途二】
用作干燥剂、吸收剂,用于制钾肥皂、草酸及各种钾盐,还用于电镀、雕刻、石印术等
【用途三】
用作分析试剂、皂化试剂、二氧化碳和水分的吸收剂,也用于制药工业
【用途四】
主要用作钾盐生产的原料,如高锰酸钾、碳酸钾等。在医药工业中,用于生产钾硼氢、安体舒通、沙肝醇、黄体酮和丙酸睾丸素等。在轻工业中用于生产钾肥皂、碱性蓄电池、化妆品(如冷霜、雪花膏和洗发膏)。在染料工业中,用于生产还原染料,如还原蓝RSN等。在电化学工业中,用于电镀、雕刻等。在纺织工业中,用于印染、漂白和丝光,并大量用作制造人造纤维、聚酯纤维的主要原料。此外,还用于冶金加热剂和皮革脱脂等方面。
【用途五】
酸碱中和调节溶液pH值。基本化学试剂,二氧化碳吸收剂。皂化剂。
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氢氧化钾名称

[ CAS 号 ]:
1310-58-3

[ 中文名 ]:
氢氧化钾

[ 英文名 ]:
Potassium hydroxide

[中文别名 ]:

[英文别名 ]:

氢氧化钾物理化学性质

[ 密度 ]:
1.450 g/mL at 20 °C

[ 沸点 ]:
1320°C

[ 熔点 ]:
361 °C(lit.)

[ 分子式 ]:
HKO

[ 分子量 ]:
56.106

[ 闪点 ]:
52 °F

[ 精确质量 ]:
55.966446

[ PSA ]:
23.06000

[ 外观性状 ]:
白色片状

[ 蒸汽压 ]:
1 mm Hg ( 719 °C)

[ 折射率 ]:
n20/D 1.421

[ 储存条件 ]:
库房通风低温干燥,与易燃物、可燃物、酸类分开存放

[ 水溶解性 ]:
soluble

氢氧化钾MSDS

氢氧化钾毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :
TT2100000
CHEMICAL NAME :
Potassium hydroxide
CAS REGISTRY NUMBER :
1310-58-3
LAST UPDATED :
199712
DATA ITEMS CITED :
29
MOLECULAR FORMULA :
H-K-O
MOLECULAR WEIGHT :
56.11
WISWESSER LINE NOTATION :
KA Q

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Human
TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
TYPE OF TEST :
Rinsed with water
ROUTE OF EXPOSURE :
Administration into the eye
SPECIES OBSERVED :
Rodent - rabbit
TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - guinea pig
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
273 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value

MUTATION DATA

TYPE OF TEST :
Cytogenetic analysis
TEST SYSTEM :
Rodent - hamster Ovary
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 225,55,1989 *** REVIEWS *** ACGIH TLV-CL 2 mg/m3 DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 TOXICOLOGY REVIEW ARTODN Archives of Toxicology. (Springer-Verlag, Heidelberger Pl. 3, D-1000 Berlin 33, Fed. Rep. Ger.) V.32- 1974- Volume(issue)/page/year: 39,299,1978 *** U.S. STANDARDS AND REGULATIONS *** EPA FIFRA 1988 PESTICIDE SUBJECT TO REGISTRATION OR RE-REGISTRATION FEREAC Federal Register. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) V.1- 1936- Volume(issue)/page/year: 54,7740,1989 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-AUSTRALIA:TWA 2 mg/m3 JAN 1993 OEL-BELGIUM:STEL 2 mg/m3 JAN 1993 OEL-DENMARK:TWA 2 mg/m3 JAN 1993 OEL-FINLAND:TWA 2 mg/m3 JAN 1993 OEL-FRANCE:STEL 2 mg/m3 JAN 1993 OEL-JAPAN:STEL 2 mg/m3 JAN 1993 OEL-THE NETHERLANDS:TWA 2 mg/m3 JAN 1993 OEL-SWITZERLAND:TWA 2 mg/m3 JAN 1993 OEL-UNITED KINGDOM:TWA 2 mg/m3;STEL 2 mg/m3 JAN 1993 OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA check ACGIH TLV OEL IN NEW ZEALAND, SINGAPORE, VIETNAM check ACGIH TLV *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH RECOMMENDED EXPOSURE LEVEL (REL) : NIOSH REL TO POTASSIUM HYDROXIDE-air:CL 2 mg/m3 REFERENCE : NIOSH* National Institute for Occupational Safety and Health, U.S. Dept. of Health, Education, and Welfare, Reports and Memoranda. Volume(issue)/page/year: DHHS #92-100,1992 NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 60440 No. of Facilities: 80620 (estimated) No. of Industries: 340 No. of Occupations: 181 No. of Employees: 1081553 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X3783 No. of Facilities: 543 (estimated) No. of Industries: 11 No. of Occupations: 16 No. of Employees: 6722 (estimated) No. of Female Employees: 2651 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 60440 No. of Facilities: 74278 (estimated) No. of Industries: 346 No. of Occupations: 221 No. of Employees: 1959889 (estimated) No. of Female Employees: 797390 (estimated)
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氢氧化钾安全信息

[ 符号 ]:

GHS05, GHS07

[ 信号词 ]:
Danger

[ 危害声明 ]:
H290-H302-H314

[ 警示性声明 ]:
P280-P301 + P312 + P330-P303 + P361 + P353-P304 + P340 + P310-P305 + P351 + P338

[ 个人防护装备 ]:
Faceshields;full-face respirator (US);Gloves;Goggles;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter

[ 危害码 (欧洲) ]:
C: Corrosive;F: Flammable;T: Toxic;Xi: Irritant;

[ 风险声明 (欧洲) ]:
R22;R35

[ 安全声明 (欧洲) ]:
S7-S16-S36/37-S45-S36/37/39-S26

[ 危险品运输编码 ]:
UN 2924 3/PG 2

[ WGK德国 ]:
1

[ RTECS号 ]:
TT2100000

[ 包装等级 ]:
II

[ 危险类别 ]:
8

[ 海关编码 ]:
2815200000

氢氧化钾上下游产品

氢氧化钾制备

1.隔膜电解法原料氯化钾在化盐槽溶化成饱和溶液,加热至90 ℃时分别加入碳酸钾、苛性钾、氯化钡除去钙、镁和硫酸根等杂质,经沉降除渣、盐酸中和、精制的含氯化钾280~315 g/L的氯化钾溶液经预热到70~75 ℃后进行电解,得氢氧化钾、氯气和氢气。隔膜法所得氢氧化钾浓度为10%~11%,需通过蒸发浓缩和冷却澄清,制得含45%~50%氢氧化钾溶液;也可继续在熬碱锅中浓缩,经脱色,制得固体氢氧化钾,或经制片成片状氢氧化钾产品。

2.水银电解法电解液的配制同隔膜电解法。电解室中以石墨(或金属)作阳极,水银作阴极,电解产生的氯气送氯气干燥工序,生成的钾汞齐流入解汞室。大部分未反应的氯化钾以淡盐水状态经处理后,返回原料溶解工序。钾汞齐与清水反应生成氢氧化钾和氢气。因解汞室出来的氢氧化钾浓度为45%~50%,可作为液体氢氧化钾产品,也可再经熬碱锅蒸浓成固碱或制成片状氢氧化钾产品。

3.工业上制取氢氧化钾是电解氯化钾的水溶液。因为氢氧化钾比氢氧化钠难脱水,市售品的纯度一般只能达到85%~86%。如需提纯可按照提纯氢氧化钠的相同的方法进行提纯。

4.氯化钾经精制后,预热,不断注入电解槽中,电解生成液经浓缩、脱色而得。

5.采用离子交换膜法,以工业品氢氧化钾作为阳极室物质,纯水作为阴极室物质,在直流场作用下,K+离子透过具有选择性的阳膜进入阴极室与OH-离子生成试剂氢氧化钾,经浓缩、干燥得固体氢氧化钾。气体产物 O2 、H2 分别由导管排出。

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氢氧化钾海关

[ 海关编码 ]: 2815200000

氢氧化钾文献

Synergistic activity of tenofovir and nevirapine combinations released from polycaprolactone matrices for potential enhanced prevention of HIV infection through the vaginal route.

Eur. J. Pharm. Biopharm. 88(2) , 406-14, (2014)

Polycaprolactone (PCL) matrices were simultaneously loaded with the antiviral agents, tenofovir (TFV) and nevirapine (NVP), in combination to provide synergistic activity in the prevention of HIV tran...

Engineering the oxygen sensing regulation results in an enhanced recombinant human hemoglobin production by Saccharomyces cerevisiae.

Biotechnol. Bioeng. 112(1) , 181-8, (2014)

Efficient production of appropriate oxygen carriers for transfusions (blood substitutes or artificial blood) has been pursued for many decades, and to date several strategies have been used, from synt...

Detailed characterization of a long-term rodent model of critical illness and recovery.

Crit. Care Med. 43(3) , e84-96, (2015)

To characterize a long-term model of recovery from critical illness, with particular emphasis on cardiorespiratory, metabolic, and muscle function.Randomized controlled animal study.University researc...


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【氢氧化钾】化源网提供氢氧化钾CAS号1310-58-3,氢氧化钾MSDS及其说明、性质、英文名、生产厂家、作用/用途、分子量、密度、沸点、熔点、结构式等。CAS号查询氢氧化钾上化源网,专业又轻松。>>电脑版:氢氧化钾

标题:氢氧化钾_MSDS_用途_密度_氢氧化钾CAS号【1310-58-3】_化源网 地址:https://m.chemsrc.com/mip/cas/1310-58-3_951883.html