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Cupric Oxide Extra Pure
Original price was: $ 22.30.$ 22.10Current price is: $ 22.10.
Raspberry Liquid Flavour Food Grade
Original price was: $ 39.00.$ 38.67Current price is: $ 38.67.
Deionized Water Extra Pure
Original price was: $ 6.70.$ 6.59Current price is: $ 6.59.
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Deionized Water Extra Pure is ultra-purified water that has had all mineral ions, such as sodium, calcium, iron, chloride, and sulfate, removed through ion-exchange processes. It is widely used in laboratories as a solvent, reagent diluent, and cleaning agent for sensitive instruments, ensuring no interference from dissolved ions in chemical analyses or reactions. This extra pure grade guarantees extremely low conductivity and minimal contaminants, making it ideal for analytical procedures, biological experiments, and preparation of standard solutions. It should be stored in clean, non-leaching containers to maintain its purity and prevent recontamination.
Description
Deionized Water Extra Pure
Primary Uses
- Solvent for Sensitive Reactions
- Ideal for reactions that require minimal ionic contamination, especially those involving precipitation, titration, or synthesis.
- Solution & Reagent Preparation
- Used to prepare accurate concentrations of analytical reagents, standards, and buffers due to its high purity and predictable conductivity.
- Glassware Rinsing & Cleaning
- Final rinse water in analytical labs to prevent ion residues from tap water that could interfere with measurements.
- Instrument Feed Water
- Essential in AAS, HPLC, GC-MS, ICP, and spectrophotometers to avoid signal interference and clogging due to dissolved salts.
Secondary Uses
- Microbiology & Cell Culture Media
- Used in combination with sterile techniques to avoid contamination with metal ions or chlorine that affect microbial growth.
- Battery Electrolyte & Calibration
- Acts as a base for electrolyte preparation or calibration of pH meters and conductivity probes.
- Photographic & Optical Work
- Prevents mineral deposits on lenses, films, or sensitive optical instruments.
Additional information
| PACK SIZE |
20ltrs |
|---|
KEY PRODUCT FEATURES
1. Basic Identification Attributes
- Chemical Name: Deionized Water
- Common Name: DI Water / Demineralized Water
- CAS Number: 7732-18-5
- Chemical Formula: H₂O
- Grade: Extra Pure (Laboratory Grade, free from ionic contaminants)
2. Physical & Chemical Properties
- Appearance: Clear, colorless, odorless liquid
- Solubility: Completely miscible with most solvents
- pH: Typically between 5.5 – 7.5 (due to CO₂ absorption)
- Conductivity: <1 µS/cm (ultrapure), depending on production quality
- Boiling Point: 100 °C
- Freezing Point: 0 °C
- Density: 1.000 g/cm³ at 4 °C
3. Safety & Hazard Attributes
- GHS Classification: Not classified as hazardous
- NFPA Ratings:
- Health: 0
- Flammability: 0
- Reactivity: 0
- First Aid Measures:
- Inhalation / Skin / Eye / Ingestion: No adverse effects under normal conditions
4. Storage & Handling Attributes
- Storage Conditions:
- Store in tightly sealed containers
- Avoid contamination—use clean, inert, or sterilized containers
- Best stored in glass or high-grade plastic containers (e.g., HDPE, PP, PTFE)
- Handling Advice:
- Avoid contact with reactive chemicals that could leach into water
- Prevent exposure to air if CO₂-sensitive applications require ultra-low conductivity
5. Regulatory & Compliance Attributes
- EINECS Number: 231-791-2
- UN Number: Not regulated
- REACH Status: Exempt (naturally occurring substance)
6. Applications in Laboratory
- Primary Use:
- Essential solvent and diluent in most analytical and preparative procedures
- Other Uses:
- Preparation of standards, reagents, buffers, and media
- Rinsing and cleaning of glassware to avoid contamination
- Feedwater for laboratory instruments (HPLC, AAS, ICP-MS, etc.)
- Electrochemistry and pH measurements
- Molecular biology and microbiology applications
- Cooling and autoclaving processes
SAFETY HANDLING PRECAUTIONS
SAFETY PRECAUTIONS
- PPE: Typically minimal, but for sensitive labs:
- Gloves (to prevent contamination)
- Clean lab attire
- Use clean, sterile containers to avoid recontamination
- Handling Notes:
- Use only with dedicated containers to avoid ionic leaching or contamination
- Do not expose to air for extended periods—can absorb CO₂, affecting pH
- Storage Conditions:
- Store in high-density polyethylene (HDPE) or borosilicate glass
- Keep tightly sealed in a clean, dry environment
- Protect from dust and environmental contaminants
FIRST AID MEASURES
- Generally non-toxic and safe
- In case of accidental contamination with lab substances, treat based on the contaminant involved
FIREFIGHTING MEASURES
- Flammability: Non-flammable
- Fire hazard: None
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