包装 价格 库存 - 促销价
1L       RMB     0
Potassium dichromate, solution 1/24 mol/l (0,25 N)	重铬酸钾溶液,1/24 mol/l (0,25 N)

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  • Mol. Formula: K2Cr2O7
  • Mol. Weight: 294.18
  • Melting Point: 398 °C(lit.)
  • Density: 2.68
  • Solubility: Soluble in water
  • TSCA: Yes
  • Boiling Point: 500 ºC
Chemical NamePotassium dichromate
MDL NumberMFCD00011367
Synonym
  • Chromic acid (H2Cr2O7), dipotassium salt
  • Dichromic acid dipotassium salt
  • Dipotassium bichromate
  • Potassium bichromate
  • Dipotassium dichromate (K2Cr2O7)
  • Iopezite
  • Kaliumpyrochromat
  • Dichromic acid, dipotassium salt
  • 重铬酸钾
  • SRM 935a
  • Dipotassium bichromate (K2Cr2O7)
  • 红矾钾
EC Number231-906-6
CAS Number7778-50-9
Merck Number14,7627
PubChem Substance ID 24871862
Chemical Name Translation
Wiswesser Line NotationKA2 CR2-O7
RTECSHX7680000
Safety Statements
  • S24 Avoid contact with skin 避免皮肤接触;
  • S61 Avoid release to the environment. Refer to special instructions/safety data sheet 避免释放到环境中,参考特别指示/安全收据说明书;
  • 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);
  • S37 Wear suitable gloves 戴适当手套;
  • S53 Avoid exposure - obtain special instructions before use 避免接触,使用前获得特别指示说明;
  • S26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice 眼睛接触后,立即用大量水冲洗并征求医生意见;
  • 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;
  • S36/37 Wear suitable protective clothing and gloves 穿戴适当的防护服和手套;
  • 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;
  • S57 Use appropriate containment to avoid environmental contamination 使用适当容器避免环境污染;
  • S28 After contact with skin, wash immediately with plenty of ... (to be specified by the manufacturer) 皮肤接触后,立即用大量…(由生产厂家指定)冲洗;
  • S36/37/39 Wear suitable protective clothing, gloves and eye/face protection 穿戴适当的防护服、手套和眼睛/面保护;
UN Number
  • 3287
  • UN3287
Risk Statements
  • R25 Toxic if swallowed 吞咽有毒
  • R26 Very toxic by inhalation 吸入极毒
  • R27 Very toxic in contact with skin 与皮肤接触极毒
  • R42/43
  • R46 May cause inheritable genetic damage 可能引起遗传基因损害
  • R45 May cause cancer 可能致癌
  • R34 Causes burns 会导致灼伤
  • R60 May impair fertility 可能降低生殖能力
  • R61 May cause harm to the unborn child 可能对未出生的婴儿导致伤害
  • R48/23
  • R8 Contact with combustible material may cause fire 遇到易燃物会导致起火
  • R50/53
WGK Germany3
GHS Symbol
Precautionary statements
  • P308+313 IF exposed or concerned: Get medical advice/attention. 如接触到或有疑虑:求医/就诊。
  • P273 Avoid release to the environment. 避免释放到环境中。
  • P201 Obtain special instructions before use. 使用前获取专门指示。
  • P305+351+338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. 如接触到眼睛:小心地用水冲洗几分钟。如果佩戴隐形眼镜并容易取出的话,取出隐形眼镜。继续冲洗。
  • P304+340+310
  • P280 Wear protective gloves/protective clothing/eye protection/face protection. 戴防护手套/防护服/眼睛的保护物/面部保护物。
  • P261 Avoid breathing dust/fume/gas/mist/vapours/spray. 避免吸入粉尘/烟/气体/烟雾/蒸汽/喷雾。
  • P303+361+353 IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. 如果沾上皮肤(或头发):删除/立即脱掉所有被污染的衣服。清洗/淋浴冲洗皮肤。
  • P284 Wear respiratory protection.? 佩戴呼吸保护装置。
  • P310 Immediately call a POISON CENTER or doctor/physician. 立即呼救解毒中心或医生/医师。
  • P260 Do not breathe dust/fume/gas/mist/vapours/spray. 不要吸入粉尘/烟/气体/烟雾/蒸汽/喷雾。
  • P301+310+330
  • 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。
  • P403+233 Store in a well-ventilated place. Keep container tightly closed. 存放在通风良好的地方。保持容器密闭。
  • P304+340 IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing. 如果吸入:转移到空气新鲜处,休息,保持一个适合呼吸的姿势。
  • P501 Dispose of contents/container to..… 处理内容物/容器.....
  • P391 Collect spillage. Hazardous to the aquatic environment 收集对水环境有危害的泄漏物。
Hazard statements
  • H350 May cause cancer 可能致癌
  • H360 May damage fertility or the unborn child 可能对生育能力或未出生婴儿造成伤害
  • H411 Toxictoaquaticlifewithlonglastingeffects 对水生生物有毒性并具有长期影响。
  • H340 May cause genetic defects 可能导致遗传性缺陷
  • H315 Causes skin irritation 会刺激皮肤
  • H317 May cause an allergic skin reaction 可能导致皮肤过敏
  • H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled 吸入可能导致过敏或哮喘症状或呼吸困难
  • H319 Causes serious eye irritation 严重刺激眼睛
  • H373 May causes damage to organs through prolonged or repeated exposure 长期或频繁接触可能会损伤器官
  • H332 Harmful if inhaled 吸入有害
  • H314 Causes severe skin burns and eye damage 导致严重的皮肤灼伤和眼睛损伤
  • H302 Harmful if swallowed 吞食有害
  • H335 May cause respiratory irritation 可能导致呼吸道刺激
  • H410 Verytoxictoaquaticlifewithlonglastingeffects 对水生生物毒性非常大并具有长期影响。
  • H331 Toxic if inhaled 吸入中毒
  • H330 Fatal if inhaled 吸入致命
  • H301 Toxic if swallowed 吞食有毒
  • H312 Harmful in contact with skin 皮肤接触有害
  • H272 May intensify fire; oxidizer 可能加剧火势;氧化剂。
  • H372 Causes damage to organs through prolonged or repeated exposure 长期或频繁接触会损伤器官
Hazard Codes
  • O,T+,N
  • T,N
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, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
  • Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
Signal word
  • Danger
Packing GroupI
Storage condition
  • 密封阴凉处保存。
Warnings
  • 危化品目录(2015)
TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Unreported SPECIES OBSERVED : Mammal - dog DOSE/DURATION : 2300 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 27(12),77,1962
TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Human - child DOSE/DURATION : 26 mg/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) Lungs, Thorax, or Respiration - respiratory stimulation Gastrointestinal - nausea or vomiting REFERENCE : ZEKIA5 Zeitschrift fuer Kinderheilkunde. (Berlin, Ger.) V.1-120, 1910-75. For publisher information, see EJPEDT. Volume(issue)/page/year: 81,417,1958
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 190 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : SAIGBL Sangyo Igaku. Japanese Journal of Industrial Health. (Nippon Sangyo Eisei Igakkai, Kosu Eisei Bldg., 1-29-8, Shinjuku, Shinju
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 25 mg/kg TOXIC EFFECTS : Sense Organs and Special Senses (Eye) - effect, not otherwise specified Behavioral - somnolence (general depressed activity) Behavioral - ataxia REFERENCE : NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0545929
TYPE OF TEST : DNA inhibition TEST SYSTEM : Human Fibroblast DOSE/DURATION : 100 umol/L REFERENCE : NASGEJ NATO ASI Series, Series G: Ecological Sciences. (Springer-Verlag New York, Inc., Service Center, 44 Hartz Way, Secaucus, NJ 07094) No.1- 1983- Volume(issue)/page/year: 3,237,1985
TYPE OF TEST : Mutation in
TYPE OF TEST : Cytogenetic analysis TEST SYSTEM : Human Cells - not otherwise specified DOSE/DURATION : 500 mg/L REFERENCE : BJCAAI British Journal of Cancer. (Macmillan Press Ltd., Houndmills, Basingstoke, Hants. RG21 2XS, UK) V.1- 1947- Volume(issue)/page/year: 44,219,1981
TYPE OF TEST : Mutation in microorganisms TEST SYSTEM : Bacteria - Salmonella typhimurium DOSE/DURATION : 10 ug/plate REFERENCE : CRNGDP Carcinogenesis (London). (Oxford Univ. Press, Pinkhill House, Southfield Road, Eynsham, Oxford OX8 1JJ, UK) V.1- 1980- Volume(issue)/page/year: 3,1331,1982
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TYPE OF TEST : Unscheduled DNA synthesis TEST SYSTEM : Human Fibroblast DOSE/DURATION : 50 umol/L REFERENCE : NASGEJ NATO ASI Series, Series G: Ecological Sciences. (Springer-Verlag New York, Inc., Service Center, 44 Hartz Way, Secaucus, NJ 07094) No.1- 1983- Volume(issue)/page/year: 3,237,1985
TYPE OF TEST : DNA repair TEST SYSTEM : Bacteria - Salmonella typhimurium DOSE/DURATION : 50 mmol/L REFERENCE : TOLED5 Toxicology Letters. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1977- Volume(issue)/page/year: 7,439,1981
TYPE OF TEST : Cytogenetic analysis TEST SYSTEM : Human Lymphocyte DOSE/DURATION : 300 ug/L REFERENCE : MUREAV Mutation
TYPE OF TEST
{hazard_co
TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE : 500 mg/kg SEX/DURATION : female 0-19 day(s) after conception TOXIC EFFECTS : Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants) Reproductive - Fertility - litter size (e.g. # fetuses per litter; measured before birth) Reproductive - Effects on Embryo or Fetus - extra-embryonic structures (e.g., placenta, umbilical cord) REFERENCE : TOLED5 Toxicology Letters. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1977- Volume(issue)/page/year: 89,207,1996
TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE : 1 gm/kg SEX/DURATION : female 0-19 day(s) after conception TOXIC EFFECTS : Reproductive - Specific Developmental Abnormalities - musculoskeletal system REFERENCE : TOLED5 Toxicology Letters. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Nether
TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE : 525 mg/kg SEX/DURATION : female 21 day(s) after conception TOXIC EFFECTS : Reproductive - Fertility - pre-implantation mortality (e.g. reduction in number of implants per female; total number of implants per corpora lutea) Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants) Reproductive - Specific Developmental Abnormalities - musculoskeletal system REFERENCE : EGESAQ Egeszsegtudomany. (Kultura, POB 149, H-1389 Budapest, Hungary) V.1- 1957- Volume(issue)/page/year: 36,273,1992
  • 标定硫代硫酸钠标准溶液的基准。点滴分析定氯,氧化剂,色谱分析用冠军国际cmp,冠军国际betcmp官方网站合成。测定肝功能黄胆指数。检验粪便等。
  • Merck: 14,7627
  • Optimal conditions have been determined for the oxidation of enamines to ketones in a biphasic ether-water solvent system: Tetrahedron Lett., 36, 2921 (1995).
  • Short: III/7f
  • Short: III/30A
  • Can be used catalytically in comblnation with Sodium percarbonate, A16045, as the stoichiometric oxidant under phase transfer conditions, for the oxidation of secondary alcohols to ketones: Synth. Commun., 25, 2349 (1995).
  • 部分产品数据参考 LabNovo , 请谨慎使用并以实际实验测量值为准。