… The acceptable range about both these temperatures was & 25 "C. A survey of over 1,300 chemicals (REFPROP 1993; DIPPR 1993) based on these criteria revealed only nine chemicals: CHCIF,, … It contains a thiosulfate(2-). the sequence of reactions used to prepare the compound is. Please be alert of other emails sent to you in the name of OKCHEM. 7775-14-6, Na2S2O4, 90% 88% 85% SHS, Sodium Hydrosulfite/Sodium Hydrosulphite_OKCHEM. CAS RN Sodium dithionite 80.0 174.11 (1)-504 公表7775-14-6 Impurities and/or Additives：Not applicable Section 4: FIRST AID MEASURES Inhalation Remove to fresh air. 3 O, so that's -6. Products (9) Compare Tool. Articles of Luminol are included as well. Select up to 3 products. For the evaluation of this endpoint, data from one handbook (CRC handbook) were used as key information, supported by two further references. PACs (Protective Action Criteria) Chemical PAC-1 … Na2S2O4: Molar Mass: 174.107 g/mol: Melting Point: 52 degree celsius: Our team of skilled and trained professionals enable us to provide our clients with best quality range of Sodium Hydrosulphite. More Properties>> There are 338 suppliers who can provide Sodium hydrosulfite with CAS No. Products. The handbook data considered to be from a trusted source acc. BuyersGuideChem provides reliable information about Sodium hydrosulfite (7775-14-6) like chemical properties, structure, melting point boiling point, density, molecular formula, molecular weight, physical properties, toxicity information. boiling range g) Flash point no data available h) Evapouration rate no data available i) Flammability (s olid, gas) no data available j) Upper/lower no data available flammability or explosive limits k) Vapour pressure no data available l) Vapour density no data available m) Relative density 2,500 g/cm3 at 20 °C n) Water solubility no data available o) Partition … Order : 1 Metric Ton Properties, SDS, Applications, Price. Anonymous. USA.gov - Sodium Hydrosulfite. BuyersGuideChem provides reliable information about Sodium dithionite (7775-14-6) like chemical properties, structure, melting point boiling point, density, molecular formula, molecular weight, physical properties, toxicity information. 7775-14-6,Sodium Hydrosulfite Manufacturer,Sodium Hydrosulfite Food Grade,98% Sodium Hydrosulfite Food Grade from Sulphate Supplier or Manufacturer-Shandong Baovi … Storage Temperature: Store at RT. Yes! … I am interested . Sodium Dithionite. If symptoms persist, call a … Please note that all emails sent by OKCHEM are from ***@okchem.com, service@mail. Please be alert of other emails sent to you in the name of OKCHEM. to "ECHA, Guidance on information requirements and chemical safety assessment – Chapter R.7a: Endpoint specific guidance" and therefore, the description of sodium dithionite … Product Brochure. Sodium thiosulfate is an inorganic sodium salt composed of sodium and thiosulfate ions in a 2:1 ratio. … Boiling Point: data unavailable. Price : Get Quote Application : Pharma, Industrial Boiling point : Decomposes Molar mass : 174.107 g/mol Melting point : 52 °C (126 °F; 325 K) Formula : Na2S2O4 Density : 2.38 g/cm³ Sodium Hydrosulphite, which we provide, is procured from specialized factories in the domain to ensure consistent purity. okchemvip.com, or notifications@edm-okchem.com. Since there are 5 C's on the left, there must be 5 C's on the right. REQUEST CALLBACK. Skin contact Wash off immediately with soap and plenty of water. Click to Zoom: Get Best Quote. Sodium metabisulfite Sodium thiosulfate: Except where otherwise noted, data are given for … Boiling Point (degrees C): Not available Melting Point (degrees C): >130°C (decomposes) pH: Not available Specific Gravity: 0.88 Coefficient of Water/Oil distribution: Not available SHIPPING DESCRIPTION UN: 1384 T.D.G. Google Scholar Search - Sodium Hydrosulfite. I am Interested. I2 + 2e- --> 2I- S2O3^2- + H2O --> S2O4^2- + 2H+ + 2e----- -----I2 + S2O3^2- + H2O --> 2I- + S2O4^2- + 2H+ .... net ionic equation. Show . Request Callback. China Na2S2O4 Sodium Hydrosulfite/sodium Hydrosulphite/Sodium Dithionite, US $ 800 - 1500 / Metric Ton, sulphate, Sodium Sulphate, 7775-14-6.Source … I2 + Na2S2O3 ---> Na2S2O4 + NaI. 8, 1st Floor, Patel Villa, Pethe Wadi, Jambli Galli, Borivali West, Mumbai - 400092, Dist. US2631167A US147573A US14757350A US2631167A US 2631167 A US2631167 A US 2631167A US 147573 A US147573 A US 147573A US 14757350 A US14757350 A US 14757350A US 2631167 A US2631167 A US 2631167A Authority US United States Prior art keywords nitro water parts compounds aromatic Prior art date 1950-03-03 Legal status (The legal status is an … Formula Na2S2O4 Chemical Name Weight-%Molecular weight ENCS ISHL No. Take each … Products ; Suppliers; Hot Search. Incompatible with strong acids, strong oxidizing agents, water, moisture. Term contracts & credit cards/PayPal accepted. Of the three heaviest elements with biological roles, two ( molybdenum and iodine ) are in this period; tungsten , in period 6, is heavier, along with several of the early lanthanides . If you insist on having an ionic equation, then stick two sodium ions in on each side. Related Categories: Na2s2o4. Sodium dithionite technical grade. AEGLs (Acute Exposure Guideline Levels) No AEGL information available. Price: Rs 25 / Kg Get Latest Price. Got it. okchemvip.com, or notifications@edm-okchem.com. The oxidation number for sodium is pretty much always +1. Sodium dithionite JIS special grade, ≥85.0%; CAS Number: 7775-14-6; EC Number: 231-890-0; Synonym: Sodium hydrosulfite, Sodium hypodisulfite; Linear Formula: Na2O4S2; find Sigma-Aldrich-28-2925 MSDS, related peer-reviewed papers, technical documents, similar products & more at Sigma-Aldrich. Sodium Dithionite Na2S2O4 bulk & research qty manufacturer. 1 - 9 of 9. Approx. Get global suppliers, vendor, prices, . 1 0. Boiling Point: 621.9±50.0 °C at 760 mmHg Vapour Pressure: 0.0±1.9 mmHg at 25°C ... (KOWWIN v1.67 estimate) = -0.46 Boiling Pt, Melting Pt, Vapor Pressure Estimations (MPBPWIN v1.42): Boiling Pt (deg C): 467.05 (Adapted Stein & Brown method) Melting Pt (deg C): 197.21 (Mean or Weighted MP) VP(mm Hg,25 deg C): 2.84E-009 (Modified Grain method) Subcooled liquid VP: … Product Details: Brand: … Molecular Weight: data unavailable. U.S. National Library of Medicine - Sodium Hydrosulfite Boiling point: Decomposes Solubility in water. It has a role as an antidote to cyanide poisoning, a nephroprotective agent and an antifungal drug. Yes! Anhydrous 18.2 g/100 ml (20 °C) Dihydrate 21.9 g/100 ml (20 °C) Solubility: Slightly soluble in ethanol, methanol: Hazards Safety data sheet: Sigma-Aldrich: Flash point: 100 °C (212 °F; 373 K) Related compounds Related compounds. … Got it. Sort . sodium dithionite sodium hydrosulfite 85% 88% 90% na2s2o4 manufacturer price in stock, US $ 300 - 680 / Metric Ton, Sulphate, Sodium Hydrosulfite, 7775-14-6.Source from Shandong Baovi Energy Technology Co., Ltd. on Alibaba.com. Correct answers: 1 question: Commercial sodium “hydrosulfite” is 90.1% na2s2o4. View . Giá Hóa chất công nghiệp Sodium Hydrosulphite - Na2S2O4 (Trung Quốc) Xuất xứ: Trung Quốc / Free samples program. MilliporeSigma. Products. Bleaching Agent Na2s2o4 MSDS Sodium Hydrosulfite sodium dithionite Manufacturer Price cas no. Group: II REACTIVITY DATA Chemical Stability: Stable Incompatibility with other substances: May react vio-lently with strong oxidizing agents, … Boiling Point: 1390°C; Melting Point: 300℃ (dec.) Flash Point: >100°C o.c. The … The normal boiling point (-57.8 "C) and the critical temperature (67.05 "C) of CF3Br were selected as the other two criteria based on their contributions to the phase change process. TrustSEAL Verified. Ionization Potential: data unavailable. Description:Name: Sodium hydrosulfite Synonyms: Sodium dithionite hydrate; Sodium hydrosulphite; Sodium dithionite CAS Registry number: 7775-14-6 EINECS：231-890-0 Molecular Formula: Na2S2O4 Boiling Point: 1390°C Density: 2.13 … Borivali West, Mumbai Room No. CAS Number: 7775-14-6 UN Number: UN1384 Solubility: 250 g/l (20°C) (slow decomposition) Melting Point: 100°C (decomposition) Molar … Class: 4.2 Pkg. IDLH: data unavailable. Water Solubility: data unavailable. na2s2o4 oxidation number. Although it is stable under most conditions, it will decompose in hot water and in acid solutions. zn(s) + 2 so2(g)= zns2o4(s) zns2o4(s) + na2co3(aqua)=znco3(s) + nas2o4(aq) a. what mass of pure na2s2o4 can be prepared from 125 kg of zn, 500.g of so2, and an excess of na2co3? CAS No. Chemsrc provides Luminol(CAS#:521-31-3) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. Boiling Point 1461°C (1) Sodium Dithionite. Na2S2O4: Boiling Point: Decomposes: Sodium dithionite (also known as sodium hydrosulfite) is a white crystalline powder with a weak sulfurous odor. Get global suppliers, vendor, prices, . FLASH POINT: 90 C: STABILITY: Stable under ordinary conditions (Decomposes in hot water and acid) EXTERNAL LINKS & GENERAL DESCRIPTION. Refine Results. Synonym(s): Sodium hypodisulfite, Sodium dithionite Formula: Na2S2O4 Formula weight: 174.11 Purity: 85+% CAS Number: 7775-14-6 UN Number: UN1384 Hazard Class: 4.2 Packing Group: II Harmonized Tariff Code: 2831.10 Hazard Statements: H251-H302 Self-heating: may catch… Oxygen is always -2. Melting Point: 52 Degree C (126 Degree F; 325 K) Molar Mass: 174.107 g/mol. Sodium dithionite (also known as sodium hydrosulfite) read more... Powder Pack Chem. Sodium Selenite. Products ; Suppliers; Hot Search. Na2S2O4 Sodium Hydrosulfite/Sodium Hydrosulphite made in China CAS No.:6035-47-8_OKCHEM. Pure White 98% Sodium Hydrosulfite Na2s2o4 Food Grade Manufacturer Cas No. If symptoms persist, call a physician. b. what mass of the commercial product would contain the na2s2o4 … +6. 7775-14-6, US $ 800 - 1260 / Metric Ton, Sulphate, Sodium Hydrosulfite, 7775-14-6.Source from Shandong Baovi Energy Technology Co., Ltd. on Alibaba.com. It is the sodium salt of dithionous acid. MSDS sodium hydrosulfite na2s2o4, US $ 1300 - 1550 / Metric Ton, Sulphate, Sodium Hydrosulfite, 7775-14-6.Source from Zhengzhou Clean Chemical Co., Ltd. on Alibaba.com. 4 years ago. Solubility: 250 g/L (20 oC) in water ; Stability: Stable, but air sensitive. Tri sodium Phosphate (TSP) Get Best Quote. Wikipedia Linking - Sodium dithionite. This Chemical is acclaimed for its purity and shelf-life. 7775-14-6 Recommended … There is really no point in including the Na+ ions, since they are spectator ions. Manufacturer Sodium Dithionite/Na2S2O4/Rongalite/Sodium Hydrosulfite/Sodium Hydrosulphite 85%,88%,90% 7775-14-6 Please note that all emails sent by OKCHEM are from ***@okchem.com, service@mail. 7775-14-6 , Find Complete Details about Pure White 98% Sodium Hydrosulfite Na2s2o4 Food Grade Manufacturer Cas No. Formula: Na2S2O4. China Na2S2O4 Sodium Hydrosulfite/sodium Hydrosulphite/Sodium Dithionite, You can get more details about from mobile site on m.alibaba.com $800.00 - $1,500.00 Min. Mumbai, Maharashtra. Boiling Point: Decomposes. ERPGs (Emergency Response Planning Guidelines) No ERPG information available.
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