CAS 7775-11-3 MFCD00003484-Sodium Chromate 铬酸钠 TAO{mole}

Sodium Chromate 铬酸钠

CAS 7775-11-3 MFCD00003484

化学结构图

SMILES: O=[Cr](=O)([O-])[O-].[Na+].[Na+]

化学属性

Mol. Formula	CrNa2O4
Mol. Weight	161.97
Melting Point	792°
Density	2.73
TSCA	Yes
Solubility	溶于水，微溶于乙醇。
Stability	易吸潮
Boiling Point	-
Flash Point	-

别名和识别编码

Chemical Name	Sodium Chromate
MDL Number	-
PubChem Substance ID	24488
CAS Number	7775-11-3
EC Number	231-889-5
Merck Number	14,8601
Synonym	CHROMIC ACID DISODIUM SALT Chromate of soda Chromic acid (H2CrO4), disodium salt Chromic acid (H₂CrO₄) disodium salt Chromicacid(H2CrO4)disodiumsalt Chromium disodium oxide Chromium sodium oxide (CrNa2O4) Chromsäure Dinatrium-Salz DISODIUM CHROMATE Disodium chromate Disodium chromate (Na2CrO4) Natriumchromat Natriumchromat wasserfrei Natriummonochromat Neutral sodium chromate SODIUM CHROMATE SODIUM CHROMATE ANHYDROUS, EXTRA PURE Sodium Chromate {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {}
Chemical Name Translation	铬酸钠
Wiswesser Line Notation	NA2 CR-O2-Q2
LabNetwork Molecule ID	LN03292878
InChI	InChI=1S/Cr.2Na.4O/q;2+1;;;2-1
Canonical SMILES	-

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产品应用

主要用于制造化学试剂、铬盐产品及颜料等。

安全信息

WGK Germany3

GHS Symbol

Precautionary statements

P305+P351+P338
P308+P313
P304+P340+P310
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。
P201 Obtain special instructions before use. 使用前获取专门指示。
P273 Avoid release to the environment. 避免释放到环境中。
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+P310
P284 Wear respiratory protection.? 佩戴呼吸保护装置。

Hazard statements

H314 Causes severe skin burns and eye damage 导致严重的皮肤灼伤和眼睛损伤
H330 Fatal if inhaled 吸入致命
H317 May cause an allergic skin reaction 可能导致皮肤过敏
H301 Toxic if swallowed 吞食有毒
H312 Harmful in contact with skin 皮肤接触有害
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
H350 May cause cancer 可能致癌
H410 Verytoxictoaquaticlifewithlonglastingeffects 对水生生物毒性非常大并具有长期影响。
H340 May cause genetic defects 可能导致遗传性缺陷
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

Hazard Codes T+,N T+;N

RTECSGB2955000

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

Signal word Danger

Safety Statements

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；
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；

UN Number UN3288 UN 3288 6.1/PG 2 3288

Risk Statements

R25 Toxic if swallowed 吞咽有毒
R26 Very toxic by inhalation 吸入极毒
R21 Harmful in contact with skin 与皮肤接触有害
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
R50/53

Packing GroupII

Hazard Class6.1

Storage condition +20°C 20 20°C 20℃ 密封保存。

Warnings 危化品目录(2015) 危险化学品

TYPE OF TEST            : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - guinea pig
DOSE/DURATION           : 206 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   AEHLAU Archives of Environmental Health.  (Heldref Pub., 4000 Albemarle St.,
   NW, Washington, DC 20016)  V.1-    1960-  Volume(issue)/page/year:
   11,201,1965

TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SP

TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 32 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   COREAF Comptes Rendus Hebdomadaires des Seances, Academie des Sciences.
   (Paris,

TYPE OF TEST            : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE       : Intradermal
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : 250 mg/kg
TOXIC EFFECTS :
   Behavioral - altered sleep time (including change in righting reflex)
   Behavioral - muscle weakness
   Lungs, Thorax, or Respiration - other changes
REFERENCE :
   JAPHAR Journal of Anatomy and Physiology.  (London, UK)  V.1-50, 1916.  For
   publisher information, see JOANAY.  Volume(issue)/page/year: 11,285,1877

TYPE OF TEST            : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - guinea pig
DOSE/DURATION           : 206 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   AEHLAU Archives of Environmental Health.  (Heldref Pub., 4000 Albemarle St.,
   NW, Washington, DC 20016)  V.1-    1960-  Volume(issue)/page/year:
   11,201,1965

TYPE OF TEST            : Sister chromatid exchange
TEST SYSTEM             : Rodent - hamster Lung
DOSE/DURATION           : 32 ug/L
REFERENCE :
   CRNGDP Carcinogenesis (London). (Oxford Univ. Press, Pinkhill House,
   Southfield Road, Eynsham, Oxford OX8 1JJ, UK)  V.1-    1980-
   Volume(issue)/page/year: 4,605,1983

TYPE OF TEST            : Gene conversion and mitotic recombination
TEST SYSTEM             : Yeast - Saccharomyces cerevisiae
DOSE/DURATION           : 25 mmol/L
REFERENCE :
   TECSDY Toxicological and Environmental Chemistry.  (Gordon & Breach Science
   Pub. Inc., 1 Park Ave., New York, NY 10016)  V.3(3/4)-    1981-
   Volume(issue)/page/year: 23,101,1989

TYPE OF TEST            : Mutation in mammalian somatic cells
TEST SYSTEM             : Rodent - hamster Lung
DOSE/DURATION           : 2500 nmol/L
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 260,19,1991

TYPE OF TEST            : Cytogenetic analysis
TEST SYSTEM             : Rodent - hamster Lung
DOSE/DURATION           : 2500 nmol/L
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 260,19,1991

TYPE OF TEST            : Mutation in microorganisms
TEST SYSTEM             : Bacteria - Escherichia coli
DOSE/DURATION           : 50 nmol/plate
REFERENCE :
   NATUAS Nature.  (Nature Subscription Dept., POB 1018, Manasguan, NJ 08736)
   V.1-    1869-  Volum

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

TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 5 mg/kg
SEX/DURATION            : male 5 day(s) pre-mating
TOXIC EFFECTS :
   Reproductive - Paternal Effects - spermatogenesis (incl. genetic material,
   sperm morphology, motility, and count)
   Reproductive - Paternal Effects - testes, epididymis, sperm duct
REFERENCE :
   TOLED5 Toxicology Letters.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1977-  Volume(issue)/page/year: 51,269,1990

其他信息

上游原料:重铬酸钠 --> 重铬酸钠 --> 铬酸
外观性质:黄色单斜晶体，易潮解。
铬酸钠价格(试剂级):更新日期产品编号产品名称包装价格 2010/06/21 377870050 铬酸钠 Sodium chromate 98+%, anhydrous 5 GR 293元 2010/06/21 377871000 铬酸钠 Sodium chromate 98+%, anhydrous 100 GR 553元 2010/06/21 377870250 铬酸钠 Sodium chromate 98+%, anhydrous 25 GR 376元
Alfa Aesar:铬酸钠,98% Sodium chromate, anhydrous, 98%(7775-11-3)
Acros Organics:Sodium chromate, anhydrous(7775-11-3)
MOL 文件:7775-11-3.mol
MSDS 信息:铬酸钠(7775-11-3).msds
Sigma Aldrich:7775-11-3(sigmaaldrich)
用途二:氧化剂，媒染剂，防锈剂。
用途一:用作普通分析试剂、氧化剂、防锈剂、鞣革剂和媒染剂，也用于有机合成
下游产品:酸性黄 23 --> 中铬黄 --> 颜料绿 7