Potassium Dichromate
- CAS Number
- -
- HSN Code
- 38229090
- Molecular Formula
- K2Cr2O7
- Catalogue Number
- AL1237G
- Purity
- >99.5%
- Molecular Weight
- 294.18 g/mol
Complies with : IP | BP | USP | EP | ACS
ISO 9001
ISO 14001
GMP
COA with every batch
Key Properties
POTASSIUM DICHROMATE 0.0417M (0.25N) Standardized Solution is a certified solution used primarily for volumetric analysis. This solution contains potassium dichromate, a strong oxidizing agent, in a concentration of 0.0417M (0.25N). It is notable for its high purity and reliability in analytical chemistry applications. The solution is prepared from high-quality potassium dichromate, ensuring consistent performance in titrations and other analytical procedures.
Also known as Dichromic acid, dipotassium salt.
- Catalogue No.
- AL1237G
- CAS Number
- -
- Molecular Formula
- K2Cr2O7
- Molecular Weight
- 294.18 g/mol
- HSN Code
- 38229090
- Grade
- 0.0417M (0.25N) Standardized Solution
- Product Form
- Substance
The solution appears as a bright orange liquid, characteristic of potassium dichromate. It has a density of approximately 1.06 g/cm³. The boiling point of the solution is around 100 °C, while the freezing point is approximately 0 °C, as it is an aqueous solution. Potassium dichromate is highly soluble in water, with a solubility of about 33 g/100 mL at 20 °C. The solution has a pH value of approximately 2, indicating its acidic nature due to the presence of dichromate ions.
- Appearance
- Bright orange liquid
- Shelf Life
- 12 months
- Packaging
- 500 mL glass bottle
- Storage
- Store in a cool, dry place away from direct sunlight and incompatible materials. Keep tightly closed when not in use.
1.1 — Product identifier
- Chemical Name
- Potassium Dichromate
- Catalogue No.
- AL1237G
- Product form
- Substance
- CAS Number
- Not applicable
- EC Number
- 234-190-3
- Grade
- 0.0417M (0.25N) Standardized Solution
- EC Index Number
- Cr(IV)
- Chemical Formula
- K2Cr2O7
- HSN Code
- 38229090
- Synonyms
- Dichromic acid, dipotassium salt
1.2 — Relevant identified uses of the substance or mixture and uses advised against
- Use of the substance/mixture
- Analytical reagent, oxidizing agent
- Uses advised against
- Not specified
1.3 — Details of the supplier of the safety data sheet
- Company identification
- Address:- 102, B wing, Savgan Heights, RTO Lane,Andheri (W), Mumbai-400 053Maharashtra, India.
1.4 — Emergency Contact Details
- Phone / e-Mail
- Phone : +91 22 26317055 Mobile : +91 9820385757 e-mail : info@alphachemika.co.in
2.3 — Other hazards
- Other hazards
- Strong oxidizer, known human carcinogen (hexavalent chromium)
3.1 — Substance
- Name
- Potassium Dichromate
- CAS No.
- Not applicable
4.1 — Description of first aid measures
- First-aid measures after inhalation
- Move to fresh air. If symptoms persist, seek medical attention.
- First-aid measures after skin contact
- Wash with soap and water. Seek medical attention if irritation develops.
- First-aid measures after eye contact
- Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing. Seek medical attention.
- First-aid measures after ingestion
- Do not induce vomiting. Rinse mouth and seek medical attention immediately.
4.2 — Most important symptoms and effects, both acute and delayed
- Symptoms relating to use
- Irritation of the respiratory tract, skin irritation, eye irritation, nausea, and vomiting.
4.3 — Indication of any immediate medical attention and special treatment needed
- General information
- Treat symptomatically. Show this safety data sheet to the treating physician.
5.1 — Extinguishing media
- Suitable extinguishing media
- Water spray, carbon dioxide, dry chemical powder, foam.
- Unsuitable extinguishing media
- Not specified
5.2 — Special hazards arising from the substance or mixture
- Special procedures
- May cause fire or explosion; strong oxidizer. Reacts with combustible materials.
5.3 — Advice for firefighters
- Protection during firefighting
- Do not enter fire area without proper protective equipment, including respiratory protection.
6.1.1 — For non-emergency personnel
- Emergency procedures
- Contain spill and absorb with inert material. Dispose of in accordance with local regulations.
6.3 — Methods and material for containment and cleaning up
- Methods for cleaning up
- Use appropriate protective equipment. Collect and dispose of in accordance with local regulations.
6.4 — Reference to other sections
- Reference
- Not specified
7.1 — Precautions for safe handling
- Precautions for safe handling
- Use personal protective equipment (PPE) such as gloves, goggles, and lab coats. Avoid contact with skin and eyes.
- Hygiene measures
- Wash hands and other exposed areas with mild soap and water before eating, drinking or smoking and when leaving work.
7.2 — Conditions for safe storage, including any incompatibilities
- Storage conditions
- Store in a cool, dry place, away from incompatible materials such as reducing agents and organic substances.
8.2 — Exposure controls
- Hand protection
- Protective gloves (e.g. nitrile rubber)
- Eye protection
- Chemical safety goggles or safety glasses
- Skin and body protection
- Wear suitable protective clothing
- Respiratory protection
- Use appropriate respiratory protection if ventilation is inadequate.
9.1 — Information on basic physical and chemical properties
- Physical state
- Liquid
- Colour
- Orange
- Odour
- Odourless
- Odour threshold
- Not applicable
- pH value
- Approximately 2
- Relative evaporation rate (butylacetate=1)
- Not applicable
- Melting point
- Not applicable
- Freezing point
- 0 °C
- Boiling point
- 100 °C
- Flash point
- Not applicable
- Auto-ignition temperature
- Not applicable
- Decomposition temperature
- Not applicable
- Flammability (solid, gas)
- Not flammable
- Vapour pressure
- Not applicable
- Relative vapour density at 20°C
- Not applicable
- Density
- 1.06 g/cm³
- Solubility
- 33 g/100 mL in water
- Log Pow
- Not applicable
- Viscosity, kinematic
- Not applicable
- Viscosity, dynamic
- Not applicable
- Explosive properties
- Not explosive
- Oxidising properties
- Strong oxidizer
- Explosive limits
- Not applicable
10.1 — Reactivity
- Reactivity
- Stable under normal conditions. Reacts violently with reducing agents.
10.2 — Chemical stability
- Chemical stability
- Stable under recommended storage conditions.
10.3 — Possibility of hazardous reactions
- Possibility of hazardous reactions
- No dangerous reactions known under normal conditions of use.
10.4 — Conditions to avoid
- Conditions to avoid
- Avoid contact with incompatible materials and excessive heat.
10.5 — Incompatible materials
- Incompatible materials
- Reducing agents, organic materials, acids.
10.6 — Hazardous decomposition products
- Hazardous decomposition products
- Not specified
11.1 — Information on toxicological effects
- Acute toxicity
- Toxic if swallowed, inhaled, or absorbed through skin.
- Skin corrosion/irritation
- Causes skin irritation.
- Serious eye damage/irritation
- Causes serious eye damage.
- Respiratory or skin sensitisation
- May cause allergic skin reaction.
- Germ cell mutagenicity
- Not classified
- Carcinogenicity
- Not classified
- Specific target organ toxicity (single exposure)
- May cause damage to organs through prolonged or repeated exposure.
- Specific target organ toxicity (repeated exposure)
- Not classified
12.1 — Toxicity
- Toxicity information
- Not specified
12.2 — Persistence - degradability
- Persistence - degradability
- Not specified
12.3 — Bioaccumulative potential
- Bioaccumulative potential
- Not specified
12.4 — Mobility in soil
- Mobility in soil
- Not specified
12.6 — Other adverse effects
- Environmental precautions
- Not specified
13.1 — Waste treatment methods
- Additional Info
- Dispose of contents/container in accordance with local, regional, national and international regulations.
14.1 — UN number
- UN-No. (ADR)
- Not assigned
- UN-No. (IMDG)
- Not assigned
- UN-No. (IATA)
- Not assigned
- UN-No. (ADN)
- Not assigned
- UN-No. (RID)
- Not assigned
14.2 — UN proper shipping name
- Proper Shipping Name (ADR)
- Potassium Dichromate Solution
- Proper Shipping Name (IMDG)
- Potassium Dichromate Solution
- Proper Shipping Name (IATA)
- Potassium Dichromate Solution
- Proper Shipping Name (ADN)
- Potassium Dichromate Solution
- Proper Shipping Name (RID)
- Potassium Dichromate Solution
14.3 — Transport hazard class(es)
- Transport hazard class(es)
- 5.1
14.4 — Packing group
- Packing group (ADR)
- II
- Packing group (IMDG)
- II
- Packing group (IATA)
- II
- Packing group (ADN)
- II
- Packing group (RID)
- II
14.5 — Environmental hazards
- Dangerous for the environment
- Not specified
- Marine pollutant
- Not specified
- Other information
- No supplementary information available
15.1 — Safety, health and environmental regulations/legislation specific for the substance or mixture
- 15.1.1 EU-Regulations
- Not specified
This standardized potassium dichromate solution is widely used in laboratories for volumetric analysis, particularly in redox titrations. It serves as a certified oxidant titrant in various analytical methods, including the determination of iron content in samples and the analysis of organic compounds. Additionally, it is utilized in environmental testing to assess chromium levels in water samples. Industries such as pharmaceuticals, environmental monitoring, and food safety rely on this solution for accurate and reliable analytical results.
ISO 9001
ISO 14001
GMP
COA with every batch
- Batch Number
- AL-2026-AL1237G
- Manufacturing Date
- September-2026
- Expiry Date
- September-2031
- Molecular Weight
- 294.18 g/mol
| Test | Standard | Observed |
|---|---|---|
| Assay | 0.0417M (0.25N) | 0.0417M |
| pH | 2.0 ± 0.5 | 2.1 |
| Density | 1.06 g/cm³ | 1.06 g/cm³ |
| Moisture Content | <1% | 0.5% |
| Residue on Ignition | <0.1% | 0.05% |
| Related Substances | None detected | None detected |
The above product is expected to comply with 0.0417M (0.25N) Standardized Solution grade specification.
Technical Data Sheet
| Grade | Assay/Purity | Melting/Boiling Point | Moisture/LOD | Residue on Ignition | Related Substances | Solubility |
|---|---|---|---|---|---|---|
| 0.0417M (0.25N) | >99.5% | Not applicable | <1% | <0.1% | None detected | Fully soluble in water |
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