1. Identification of the substance/preparation and of the company/undertakingIdentification of the productSodiun HydroxideManufacturer/supplier identificationCompany: Guangdong Guanghua Sci-Tech Co.,LtdAddress:PostCode:515000E-mail:Emergency telephone No.:.Fax No.:2. Hazards identificationClassification of the substance or mixtureClassification according to Regulation (EC) No 1272/2008 [EU-GHS/CLP]Skin corrosion (Category 1A)Serious eye damage (Category 1)Acute aquatic toxicity (Category 3)Label elementsPictogramSignal word DangerHazard statement(s)H314 Causes severe skin burns and eye damage.H402 Harmful to aquatic organisms.Precautionary statement(s)P280 Wear protective gloves/ protective clothing/ eye protection/ faceprotection.P305 + P351 + P338 IF IN EYES: Rinse cautiously with water for several minutes. Removecontact lenses, ifpresent and easy to do. Continue rinsing.P310 Immediately call a POISON CENTER or doctor/ physician.Supplemental Hazard Statementsnone3. Composition/information on ingredientsSynonymsSodiun HydroxideCAS-No.:1310-73-2M: 40.00 g/molMolecular formula:NaOH4. First aid measuresIf inhaledIf breathed in, move person into fresh air. If not breathing, give artificial respiration. Consult a physician.In case of skin contactTake off contaminated clothing and shoes immediately. Wash off with soap and plenty of water. Consult a physician.In case of eye contactRinse thoroughly with plenty of water for at least 15 minutes and consult a physician.If swallowedDo NOT induce vomiting. Never give anything by mouth to an unconscious person. Rinse mouth with water.Consult a physician.5. Fire-fighting measuresSuitable extinguishing mediaUse water spray, alcohol-resistant foam, dry chemical or carbon dioxide.Advice for firefightersWear self contained breathing apparatus for fire fighting if necessary.6. Accidental release measuresPersonal precautionsUse personal protective equipment. Avoid dust formation. Avoid breathing vapours, mist or gas. Ensure adequate ventilation. Evacuate personnel to safe areas. Avoid breathing dust.Environmental precautionsPrevent further leakage or spillage if safe to do so. Do not let product enter drains.Methods and materials for containment and cleaning upPick up and arrange disposal without creating dust. Sweep up and shovel. Keep in suitable, closed containers for disposal.7. Handling and storagePrecautions for safe handlingAvoid contact with skin and eyes. Avoid formation of dust and aerosols.Provide appropriate exhaust ventilation at places where dust is formed.Conditions for safe storageKeep container tightly closed in a dry and well-ventilated place.8. Exposure controls/personal protectionAppropriate engineering controlsGeneral industrial hygiene practice.Personal protective equipmentEye/face protectionUse equipment for eye protection tested and approved under appropriate government standards such as NIOSH (US) or EN 166(EU).Skin protectionHandle with gloves. Gloves must be inspected prior to use. Use proper glove removal technique (withouttouching glove's outer surface) to avoid skin contact with this product. Dispose of contaminated gloves after use in accordance with applicable laws and good laboratory practices. Wash and dry hands.The selected protective gloves have to satisfy the specifications of EU Directive 89/686/EEC and the standard EN 374 derived from it.Body ProtectionChoose body protection in relation to its type, to the concentration and amount of dangerous substances, and to the specific work-place., The type of protective equipment must be selected according to the concentration andamount of the dangerous substance at the specific workplace.Respiratory protectionRespiratory protection is not required. Where protection from nuisance levels of dusts are desired, use type N95 (US) or type P1 (EN 143) dust masks. Use respirators and components tested and approved under appropriate government standards such as NIOSH (US) or CEN (EU).Control of environmental exposureDo not let product enter drains.9. Physical and chemical propertiesForm: powderColour: whiteOdour: odourlesspH value: 14 at 50 g/l at 20 °CMelting point: 318 °CBoiling point: 1,390 °CIgnition temperature: not availableFlash point: not availableAutoignition temperature: not availableExplosion limitslower: not availableupper: not availableDensity : 2.1300 g/cm3Bulk density: not availableSolubility inwater (20 °C) : not availablediluted acids (20 °C) : not availableThermal decomposition: not available10. Stability and reactivityChemical stabilityno data availableConditions to avoidno data availableMaterials to avoidStrong oxidizing agents, Strong acids, Organic materials.Hazardous decomposition productsOther decomposition products - no data available11. Toxicological informationAcute toxicityno data availableSkin corrosion/irritationSkin - rabbitResult: Causes severe burns. - 24 hSerious eye damage/eye irritationEyes - rabbitResult: Corrosive - 24 hRespiratory or skin sensitizationWill not occurGerm cell mutagenicityno data availableCarcinogenicityIARC: No component of this product present at levels greater than or equal to 0.1% is identified as probable, possible or confirmed human carcinogen by IARC.Specific target organ toxicity - single exposureno data availableSpecific target organ toxicity - repeated exposureno data availableAspiration hazardno data available12. Ecological informationToxicityToxicity to fish LC50 - Gambusia affinis (Mosquito fish) - 125 mg/l - 96 hLC50 - Oncorhynchus mykiss (rainbow trout) - 45,4 mg/l - 96 h Toxicity to daphnia and Immobilization EC50 - Daphnia - 40,38 mg/l - 48 hother aquaticinvertebratesPersistence and degradabilityno data availableBioaccumulative potentialno data availableMobility in soilno data availablePBT and vPvB assessmentno data availableOther adverse effectsno data available13. Disposal considerationsProductOffer surplus and non-recyclable solutions to a licensed disposal company.Contaminated packagingDispose of as unused product.14. Transport informationADR/RIDUN-Number: 1823 Class: 8 Packing group:IIProper shipping name: SODIUM HYDROXIDE, SOLIDIMDGUN-Number: 1823 Class: 8 Packing group:IIProper shipping name: SODIUM HYDROXIDE, SOLIDMarine pollutant: noIATAUN-Number: 1823 Class: 8 Packing group:IIProper shipping name: Sodium hydroxide, solid15. Regulatory informationThis safety datasheet complies with the requirements of Regulation (EC) No. 1907/2006.16. Other informationGeneral update.Regional representation:This information is given on the authorised Safety Data Sheet for your country.。