Potassium Bromate 溴酸钾

CAS 7758-01-2 MFCD00011359

化学结构图

7758-01-2
SMILES: [K+].[O-][Br+2]([O-])[O-]

化学属性

Mol. FormulaBrHO3
Mol. Weight129
Melting Point409-413
Density3.13
TSCAYes
SolubilitySlightly soluble in cold water. Soluble in boiling water
Stability对湿度敏感

别名和识别编码

Chemical NamePotassium Bromate
MDL NumberMFCD00011359
PubChem Substance ID23673461
CAS Number7758-01-2
EC Number231-829-8
Merck Number14,7617
Synonym 1/60 MOL POTASSIUM BROMATE FIXANAL Bromicacid potassium salt EEC No. E924 POTASSIUM BROMATE POTASSIUM BROMATE ACS REAGENT POTASSIUM BROMATE EXTRA PURE POTASSIUM BROMATE PURE POTASSIUM BROMATE, 99.8%, A.C.S. REAGENT POTASSIUM BROMATE, REAGENTPLUS, >=99% POTASSIUM BROMATE-BROMIDE POTASSIUM BROMATE/POTASSIUM BROMIDE Potassium bromate solution Potassium bromate, Acculute Standard Volumetric Solution, Final Concentration 0.1N Potassium bromate, extra pure, 99+% Potassium bromate, for analysis, 99.5% Potassiumbromate,ACS,99.8%min eecno.e924 potassium bromate solution 溴酸钾 溴酸钾 溶液 溴酸钾, ACS, 99.8% MIN
Chemical Name Translation溴酸钾
LabNetwork Molecule IDLN00195413
InChIInChI=1S/BrHO3.K/c2-1(3)4;/h(H,2,3,4);/q;+1/p-1
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分类

  • {SNA} By Reference Material, Halogenated Concentrates, Most common compounds for volumetric titration, Potassium salt solutions, Reference Material Sodium thiosulfate, Salt Concentrates, Titration, Volumetric Concentrates (Fixanal), 分析/色谱, 分析试剂
  • {SNA} Chemical Synthesis, Hal
  • {SNA} By Reference Material,
  • {SNA} Chemical Synthesis, Halogenated Solutions, Inorganic Salts, Most common compounds for volumetric titration, N
  • {SNA} Analytical Reagents for General Use, Essential Chemicals, O-P, Puriss p.a. ACS, Potassium Salts, Puriss p.a. ACS, Research Essentials, Salts, 分析/色谱, 分析试剂
  • {SNA} Analytical Reagents,

产品应用

  • 直接配制溴酸钾标准溶液。氧化剂。点滴分析测定镓。农药化肥分析。溴酸钾是常用的氧化剂.

相关文献及参考

  • Brominates deactivated aromatics, for example nitrobenzene, in conc. sulfuric acid by in situ generation of HOBr: J. Org. Chem., 46, 2169 (1981).
  • Brominates deactivated aromatics, for example nitrobenzene, in conc. sulfuric acid by in situ generation of HOBr: J. Org. Chem., 46, 2169 (1981).
  • Merck: 14,7617

安全信息

Personal Protective Equipment Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P2 (EN 143) respirator cartridges, type P3 (EN 143) respirator cartridges
GHS Symbol
Precautionary statements
  • P201 Obtain special instructions before use. 使用前获取专门指示。
  • P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking. 远离热源/火花/明火/热的表面。——禁止吸烟。
  • P220 Keep/Store away from clothing/…/combustible materials. 保持远离/贮存远离服装/....../可燃材料。
  • P221 Take any precaution to avoid mixing with combustibles/… 采取一切防范措施，避免与可燃物混合/...
  • P283 Wear fire/flame resistant/retardant clothing. 穿防火/阻燃/耐阻燃服。
  • P301+P310
  • P306+P360
  • P308+P313
  • P405 Store locked up. 上锁保管。
  • P501a
Hazard statements
  • H350 May cause cancer 可能致癌
  • H301 Toxic if swallowed 吞食有毒
  • H271 May cause fire or explosion; strong oxidizer 可能会引起火宅或爆炸；强氧化剂。
Hazard Codes 5.1 O,T T
WGK Germany3
Signal word Danger
RTECSEF8725000
Safety Statements
  • S17 Keep away from combustible material 远离可燃物料；
  • S20 When using do not eat or drink 使用时，不得进食，饮水；
  • S23 Do not breathe gas/fumes/vapour/spray (appropriate wording to be specified by the manufacturer) 不要吸入气体/烟雾/蒸汽/喷雾；
  • S36/39 Wear suitable protective clothing and eye/face protection 穿戴适当的防护服和眼睛/面保护；
  • S45 In case of accident or if you feel unwell seek medical advice immediately (show the label where possible) 发生事故时或感觉不适时，立即求医（可能时出示标签）；
  • S53 Avoid exposure - obtain special instructions before use 避免接触，使用前获得特别指示说明；
  • S60 This material and its container must be disposed of as hazardous waste 该物质及其容器必须作为危险废物处置；
UN Number 1484 3139 UN1484
Risk Statements
  • R22 Harmful if swallowed 吞咽有害
  • R25 Toxic if swallowed 吞咽有毒
  • R45 May cause cancer 可能致癌
  • R9 Explosive when mixed with combustible material 与易燃物混合会爆炸
Packing GroupIII
Storage condition 密封保存。
Hazard Class5.1 
TYPE OF TEST            : TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 19250 mg/kg/2Y-C
TOXIC EFFECTS :
   Tumorigenic - Carcinogenic by RTECS criteria
   Kidney, Ureter, Bladder - Kidney tumors
REFERENCE :
   GANNA2 Gann.  Japanese Journal of Cancer Research.  (Tokyo, Japan)  V.1-75,
   1907-84.  For publisher information, see JJCREP.  Volume(issue)/page/year:
   73,335,1982

TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 4200 mg/kg/13W-C
TOXIC EFFECTS :
   Tumorigenic - Carcinogenic by RTECS criteria
   Gastrointestinal - tumors
REFERENCE :
   JJCREP Japanese Journal of Cancer Research. (Elsevier Science Pub. BV, POB
   211, 1000 AE Amsterda

TYPE OF TEST            : TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 19635 mg/kg/2Y-C
TOXIC EFFECTS :
   Tumorigenic - Carcinogenic by RTECS criteria
   Kidney, Ureter, Bladder - Kidney tumors
   Endocrine - thyroid tumors
REFERENCE :
   ESKHA5 Eisei Shikenjo Hokoku.  Bulletin of the Institute of Hygienic
   Sciences.  (Kokuritsu Eisei Shikenjo Kagaku, 18-1 Bushitsu Johobu,
   Setagaya-ku, Tokyo 158, Japan)  V.1-    1886-  Volume(issue)/page/year:
   (100),93,1982

TYPE OF TEST            : TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 10500 mg/kg/39W-C
TOXIC EFFECTS :
   Tumorigenic - Carcinogenic by RTECS criteria
   Gastrointestinal - tumors
   Kidney, Ureter, Bladder - Kidney tumors
REFERENCE :
   JJCREP Japanese Journal of Cancer Research. (Elsevier Science Pub. BV, POB
   211, 1000 AE Amsterdam, Netherlands)  V.76-    1985-
   Volume(issue)/page/year: 78,358,1987

TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 321 mg/kg
TOXIC EFFECTS :
   Behavioral - changes in motor activity (specific assay)
   Lungs, Thorax, or Respiration - respiratory stimulation
   Nutritional and Gross Metabolic - body temperature decrease
REFERENCE :
   ESKHA5 Eisei Shikenjo Hokoku.  Bulletin of the Institute of Hygienic
   Sciences.  (Kokuritsu Eisei Shikenjo Kagaku, 18-1 Bushitsu Johobu,
   Setagaya-ku, Tokyo 158, Japan)  V.1-    1886-  Volume(issue)/page/year:
   (100),93,1982

TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 177 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 223,399,1989

TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 289 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 223,399,1989

TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 50 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   JACTDZ Journal of the American College of Toxicology.  (Mary Ann Liebert,
   Inc., 1651 Third Ave., New York, NY 10128)  V.1-12, 1982-1993. Discontinued.
    V

TYPE OF TEST            : Cytogenetic analysis
ROUTE OF EXPOSURE       : Oral
TEST SYSTEM             : Rodent - rat
DOSE/DURATION           : 3 mmol/kg
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211,

TYPE OF TEST            : Mutation in microorganisms
TEST SYSTEM             : Bacteria - Salmonella typhimurium
DOSE/DURATION           : 3333 ug/plate
REFERENCE :
   EMMUEG Environmental and Molecular Mutagenesis.  (Alan R. Liss, Inc., 41 E.
   11th St., New York, NY 10003)  V.10-    1987-  Volume(issue)/page/year:
   19(Suppl 21),2,1992

TYPE OF TEST            : Mutation in microorganisms
TEST SYSTEM             : Bacteria - Salmonella typhimurium
DOSE/DURATION           : 1 mg/plate
REFERENCE :
   AMONDS Applied Methods in Oncology.  (Elsevier Science Pub. Co., Inc., 52
   Vanderbilt Ave., New York, NY 10017)  V.1-    1978- Volume(issue)/page/year:
   3,253,1980

TYPE OF TEST            : Cytogenetic analysis
TEST SYSTEM             : Rodent - hamster Lung
DOSE/DURATION           : 85 mg/L
REFERENCE :
   GMCRDC Gann Monograph on Cancer Research.  (Plenum Pub. Corp., 233 Spring
   St., New York, NY 10013) No. 11-    1971-  Volume(issue)/page/year:
   27,95,1981

TYPE OF TEST            : Micronucleus test
TEST SYSTEM             : Rodent - hamster Lung
DOSE/DURATION           : 125 mg/L
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 272,223,1992

TYPE OF TEST            : Sister chromatid exchange
TEST SYSTEM             : Rodent - rat Leukocyte
DOSE/DURATION           : 20 umol/L
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 300,241,1993

TYPE OF TEST            : DNA damage
TEST SYSTEM

{hazard_

Warnings 危化品目录(2015) 危险化学品

其他信息

  • 类别:氧化剂
  • 下游产品:1-环丙基-8-甲氧基-6-氟-7-氯-1，4-二氢-4-羰基喹啉-3-羧酸 --> 3-甲氧基-5-氟-2，4-二氯苯甲酰氯 --> 3-甲氧基-2,4-二氯-5-氟苯甲酸 --> 1-(5-氟-3-甲氧基-2,4-二氯苯基)乙酮 --> 1-甲氧基-5-氟-2,6-二氯-3-溴苯 --> 1-氨基-3-甲氧基-5-氟-2,4-二氯苯 --> 3-甲氧基-2,4-二氯-5-氟硝基苯 --> 5-氟-2,4-二氯-3-溴硝基苯 --> 1-碘萘 --> 戴斯-马丁氧化剂 --> 2-碘酰基苯甲酸 --> 二苯基乙醇酸 --> 1-羟基-2-丁酮 --> 二苯乙醇酸甲酯
  • 外观性质:无色三角晶体或白色晶状粉末。
  • 图谱信息:溴酸钾(7758-01-2)红外图谱(IR1)
  • 方法二:由溴酸镁与氯化钾复分解而得： Mg(BrO 3 ) 2 +2KCl→2KBrO 3 +MgCl 2 将溴滴人氢氧化钾液中，可同时产生溴化钾和溴酸钾，再分别结晶而得(于沸水中重结晶)。
  • 所属类别三:食品添加剂: 小麦粉、淀粉改质剂: 面团质量改进剂
  • 所属类别二:食品添加剂: 面粉处理剂
  • 使用限量:GB 2760-1996：小麦粉，
  • 储运注意事项:溴酸钾属二级无机氧化剂。危规编号：23091
  • 灭火剂:雾状水、砂土
  • 方法一:电解法将由溴素与氢氧化钾合成的溴化钾用蒸馏水溶解配成电解液，电解24h后出第一批粗品，以后每12h取一次粗品，粗品经水洗除去溴化钾后用蒸馏水溶解，加少量氢氧化钾调pH值为8，保温0.5 h后过滤，将澄清滤液在结晶器中冷至室温，经结晶、分离、干燥，制得溴酸钾产品。其 阳极Br - +6OH - →BrO3 - +3H2O+6e 阴极6H + +6e→3H2↑ KBr+3H2O→KBrO3+3H2↑ 氯氧化法 石灰乳和溴素反应后通入氯气进行氯氧化反应，至pH值达6～7反应终止。除渣后，蒸发滤液。加入氯化钡溶液反应生成溴酸钡沉淀，将过滤后的沉淀加水悬浮，保持一定的温度加入碳酸钾进行复分解反应，粗品溴酸钾用少量蒸馏水多次洗涤后过滤、蒸发、冷却结晶、分离、干燥、粉碎，制得食用溴酸钾产品。其 6Ca(OH)2+6Br2→Ca(BrO3)3+5CaBr2+6H2O CaBr2+6Cl2+6Ca（OH）2→Ca(BrO3)2+CaCl2+6H2O Ca(BrO3)2+BaCl2→Ba(BrO3)2↓+CaCl2 Ba(BrO3)2+K2CO3→2KBrO3+BaCO3↓
  • 含量分析:准确称取用适当干燥剂干燥至恒重的试样约100mg，用50ml水溶于一250ml具玻塞三角瓶中。加碘化钾3g，再加3ml浓盐酸。放置5min后，加冷水100ml，用0.1mol/I。硫代硫酸钠液滴定所释出的碘，将近终点时.加淀粉试液(TS-235)。同时进行空白试验。每mL 0.1mol/L硫代硫酸钠液相当于溴酸钾(KBrO 3 )2.783mg
  • Acros Organics:溴酸钾 Potassium bromate, extra pure, 99+%(7758-01-2)
  • 参考质量标准二:Hb 258l-95@FCC，1996 含量(以干基计) 99.0H～ 90.0%～ 101.0% 100.5% 游离酸和碱试验 正常 砷(以As计) ≤3mg/kg 重金属(以Pb计) ≤10mg/kg ≤5mg/kg 干燥失重(105℃，2h， ≤0.5% ≤0.1% GT-19) 溴化物含量 合格 氯化物 ≤0.05% 硫酸盐 ≤0.01%
  • 方法三:溴-氢氧化钾法 以工业溴素和氢氧化钾为原料，将氢氧化钾溶于1.4倍质量的水中，在不断的搅拌下通入溴，不久就析出白色沉淀即溴酸钾，继续加溴素至液体呈粉红
  • 用途三:是常用的氧化剂，用作分析化学中的基准物质，以点滴分析测定镓。在水银精制中，其3%水溶液可用于水银提纯。此外还用作羊毛处理剂。食品工业中用作鱼肉罐头制品的品质改良添加剂和能提高面粉烘培质量的面包制作用添加剂。
  • 毒性分级:高毒
  • 毒性:吸入本品会引起恶心呕吐、眩晕，因此要防止摄人和吸入，并要防止与

系列性分类

  1. Analytical & Chromatography 分析化学与色谱
  2. Analytical Reagents
  3. Analytical Reagents for General Use - Analytical Reagents
  4. Puriss p.a. ACS - Analytical Reagents for General Use
  1. Chemical Synthesis 化学合成
  2. Synthetic Reagents 合成试剂
  3. Inorganic Salts - Synthetic Reagents
  4. Potassium - Inorganic Salts
  1. Analytical & Chromatography 分析化学与色谱
  2. Analytical Reagents
  3. Analytical Reagents for General Use - Analytical Reagents
  4. Puriss p.a. ACS - Analytical Reagents for General Use
  5. O-P, Puriss p.a. ACS - Puriss p.a. ACS
  1. Analytical & Chromatography 分析化学与色谱
  2. Syringes
  3. HPLC Manual Syringes - Syringes
  4. Hamilton HPLC Syringes - HPLC Manual Syringes
  5. Rheodyne®, Valco® VISF-2, Altex and SSI Injection Valves - Hamilton HPLC Syringes
  6. Hamilton HPLC Syringes, 1700 Series - Rheodyne®, Valco® VISF-2, Altex and SSI Injection Valves
  1. Analytical & Chromatography 分析化学与色谱
  2. Analytical Reagents
  3. Titration - Analytical Reagents
  4. Volumetric Solutions - Titration
  5. Salt Solutions - Volumetric Solutions
  6. N - R - Salt Solutions
  1. Analytical & Chromatography 分析化学与色谱
  2. Analytical Reagents
  3. Titration - Analytical Reagents
  4. Volumetric Concentrates (e.g. FIXANAL®) - Titration
  5. By Reference Material - Volumetric Concentrates (e.g. FIXANAL®)
  6. Reference Material Sodium thiosulfate - By Reference Material
  1. Analytical & Chromatography 分析化学与色谱
  2. Adsorbents, Filter Aids and Drying Agents
  3. Other Drying Agents
  1. Analytical & Chromatography 分析化学与色谱
  2. Inorganic Salts
  3. Others

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