Potassium dichromate, solution 1/24 mol/l (0,25 N) 重铬酸钾溶液,1/24 mol/l (0,25 N)

规格: solution 1/24 mol/l (0,25 N)
CAS: 7778-50-9
产品编号: PO02321000
MDL: MFCD00011367
品牌: Scharlab
Chemical NamePotassium Dichromate
MDL NumberMFCD00011367
Synonym Bichromate, Potassium Chromic acid (H2Cr2O7), dipotassium salt Dichromate, Potassium Dichromic acid dipotassium salt Dichromic acid, dipotassium salt Dipotassium bichromate Dipotassium bichromate (K2Cr2O7) Dipotassium dichromate (K2Cr2O7) Iopezite K2Cr2O7 Kaliumpyrochromat Potassium Bichromate Potassium Dichromate Potassium bichromate SRM 935a 红矾钾 重铬酸钾
EC Number231-906-6
CAS Number7778-50-9
Merck Number14,7627
PubChem Substance ID24502
Chemical Name Translation重铬酸钾
Wiswesser Line NotationKA2 CR2-O7
InChIInChI=1S/2Cr.2K.7O/q;;2*+1;;;;;;2*-1
GHS Symbol
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

{

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

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
      Precautionary statements
      • P201 Obtain special instructions before use. 使用前获取专门指示。
      • P202 Do not handle until all safety precautions have been read and understood. 已阅读并理解所有的安全预防措施之前,切勿操作。
      • 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/...
      • 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。
      • P261 Avoid breathing dust/fume/gas/mist/vapours/spray. 避免吸入粉尘/烟/气体/烟雾/蒸汽/喷雾。
      • P262 Do not get in eyes, on skin, or on clothing. 不要接触眼睛,皮肤或衣服。
      • P264 Wash hands thoroughly after handling. 处理后要彻底洗净双手。
      • P270 Do not eat, drink or smoke when using this product. 使用本产品时不要吃东西,喝水或吸烟。
      • P271 Use only outdoors or in a well-ventilated area.? 只能在室外或通风良好的地方使用。
      • P272 Contaminated work clothing should not be allowed out of the workplace. 污染的工作服不得带出工作场所。
      • P273 Avoid release to the environment. 避免释放到环境中。
      • 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。
      • P281 Use personal protective equipment as required. 使用所需的个人防护装备。
      • P284 Wear respiratory protection.? 佩戴呼吸保护装置。
      • P285 In case of inadequate ventilation wear respiratory protection. 在通风不足的情况下,戴呼吸防护。
      • P301+P310
      • P301+P310+P330
      • P301+P330+P331
      • P302+P350
      • P302+P352
      • P303+P361+P353
      • P304+P340
      • P304+P340+P310
      • P304+P341
      • P305+P351+P338
      • P307+P311
      • P308+P313
      • P310 Immediately call a POISON CENTER or doctor/physician. 立即呼救解毒中心或医生/医师。
      • P312 Call a POISON CENTER or doctor/physician if you feel unwell. 如果你感觉不适,呼叫解毒中心或医生/医师。
      • P314 Get medical advice/attention if you feel unwell. 获取医疗咨询/就医,如果你觉得不舒服
      • P320 Specific treatment is urgent (see … on this label). 紧急具体治疗(见本标签上的)。
      • P321 Specific treatment (see … on this label). 具体治疗(见本标签上的)。
      • P322 Specific measures (see …on this label). 具体治疗(见本标签上的)。
      • P330 Rinse mouth. 漱口
      • P333+P313
      • P342+P311
      • P361 Remove/Take off immediately all contaminated clothing. 立即去除/脱掉所有被污染的衣服。
      • P363 Wash contaminated clothing before reuse. 被污染的衣服洗净后方可重新使用。
      • P370+P378
      • P391 Collect spillage. Hazardous to the aquatic environment 收集对水环境有危害的泄漏物。
      • P403+P233
      • P405 Store locked up. 上锁保管。
      • P501 Dispose of contents/container to..… 处理内容物/容器.....
        Hazard statements
        • H272 May intensify fire; oxidizer 可能加剧火势;氧化剂。
        • H301 Toxic if swallowed 吞食有毒
        • H302 Harmful if swallowed 吞食有害
        • H312 Harmful in contact with skin 皮肤接触有害
        • H314 Causes severe skin burns and eye damage 导致严重的皮肤灼伤和眼睛损伤
        • H315 Causes skin irritation 会刺激皮肤
        • H317 May cause an allergic skin reaction 可能导致皮肤过敏
        • H318 Causes serious eye damage 严重伤害眼睛
        • H319 Causes serious eye irritation 严重刺激眼睛
        • H330 Fatal if inhaled 吸入致命
        • H331 Toxic if inhaled 吸入中毒
        • H332 Harmful if inhaled 吸入有害
        • 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
        • H335 May cause respiratory irritation 可能导致呼吸道刺激
        • H340 May cause genetic defects 可能导致遗传性缺陷
        • 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
        • H372 Causes damage to organs through prolonged or repeated exposure 长期或频繁接触会损伤器官
        • 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
        • H400 Verytoxictoaquaticlife 对水生生物毒性非常大。
        • H410 Verytoxictoaquaticlifewithlonglastingeffects 对水生生物毒性非常大并具有长期影响。
        • H411 Toxictoaquaticlifewithlonglastingeffects 对水生生物有毒性并具有长期影响。
          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)
        • 标定硫代硫酸钠标准溶液的基准。点滴分析定氯,氧化剂,色谱分析用试剂,有机合成。测定肝功能黄胆指数。检验粪便等。
        • {ALD} Merck: 14,7627
        • {ALFA} Optimal conditions have been determined for the oxidation of enamines to ketones in a biphasic ether-water solvent system: Tetrahedron Lett., 36, 2921 (1995).
        • {uni_hamburg} Short: III/7f
        • {uni_hamburg} Short: III/30A
        • {ALFA} 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).
        • 7778-50-9 PO02321000 Potassium dichromate, solution 1/24 mol/l (0,25 N)	重铬酸钾溶液,1/24 mol/l (0,25 N)

          化学属性

          Mol. FormulaCr2K2O7
          Mol. Weight294
          Melting Point398 °C(lit.)
          Density2.68
          SolubilitySoluble in water
          TSCAYes
          Boiling Point500 ºC