Potassium Dichromate
- CAS Number
- -
- HSN Code
- 38229090
- Molecular Formula
- K2Cr2O7
- Catalogue Number
- AL1237H
- Purity
- ≥ 99.0%
- 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 0.167M (1N) Standardized Solution is a highly concentrated aqueous solution of potassium dichromate, a well-known strong oxidizing agent. This solution is certified and standardized to a concentration of 0.167M (1N), making it suitable for precise volumetric analysis in various laboratory applications. Potassium dichromate is notable for its use in redox titrations and is recognized for its effectiveness in determining the concentration of reducing agents. The solution is prepared under strict quality control to ensure accuracy and reliability in analytical procedures.
Also known as Dichromic acid, dipotassium salt.
- Catalogue No.
- AL1237H
- CAS Number
- -
- Molecular Formula
- K2Cr2O7
- Molecular Weight
- 294.18 g/mol
- HSN Code
- 38229090
- Grade
- 0.167M (1N) 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 potassium dichromate is around 100 °C when in solution, while the freezing point is approximately -10 °C. It 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
- Available in 500 mL glass bottles
- Storage
- Store in a cool, dry place, away from incompatible materials and direct sunlight.
1.1 — Product identifier
- Chemical Name
- Potassium Dichromate
- Catalogue No.
- AL1237H
- Product form
- Substance
- CAS Number
- Not applicable
- EC Number
- 234-190-3
- Grade
- 0.167M (1N) Standardized Solution
- EC Index Number
- 024-002-00-6
- 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
- Used as a strong oxidizing agent in analytical chemistry and various industrial applications.
- 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
- Known human carcinogen (hexavalent chromium); may cause respiratory irritation and skin sensitization.
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. If irritation occurs, seek medical attention.
- First-aid measures after eye contact
- Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing and 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
- Symptoms of exposure may include irritation of the respiratory tract, skin, and eyes, as well as potential long-term effects such as cancer.
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
- Strong oxidizer; may cause or enhance combustion of other 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
- Evacuate area and ventilate. Wear appropriate protective equipment. Contain spill and prevent entry into waterways.
6.3 — Methods and material for containment and cleaning up
- Methods for cleaning up
- Absorb spill with inert material and place in a chemical waste container. 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
- Handle with care, using appropriate personal protective equipment (PPE) including gloves, goggles, and lab coat. Avoid inhalation and contact with skin.
- 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 materials.
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
- Approximately -10 °C
- Boiling point
- Approximately 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
- Approximately 1.06 g/cm³
- Solubility
- Highly soluble in water (33 g/100 mL at 20 °C)
- 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, and strong 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 an allergic skin reaction.
- Germ cell mutagenicity
- Not classified
- Carcinogenicity
- Not classified
- Specific target organ toxicity (single exposure)
- May cause respiratory irritation and 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)
- UN 3287
- UN-No. (IMDG)
- UN 3287
- UN-No. (IATA)
- UN 3287
- UN-No. (ADN)
- UN 3287
- UN-No. (RID)
- UN 3287
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)
- 6.1
14.4 — Packing group
- Packing group (ADR)
- III
- Packing group (IMDG)
- III
- Packing group (IATA)
- III
- Packing group (ADN)
- III
- Packing group (RID)
- III
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
Potassium dichromate 0.167M (1N) Standardized Solution is primarily used in analytical chemistry as a titrant in redox titrations, particularly for the determination of iron, sulfite, and other reducing agents. It is widely utilized in laboratories for quality control and assurance in various industries, including pharmaceuticals, environmental testing, and food safety. Additionally, it serves as a reagent in the preparation of other chromium compounds and in the dyeing and tanning industries.
ISO 9001
ISO 14001
GMP
COA with every batch
- Batch Number
- AL-2026-AL1237H
- Manufacturing Date
- September-2026
- Expiry Date
- September-2031
- Molecular Weight
- 294.18 g/mol
| Test | Standard | Observed |
|---|---|---|
| Assay (Purity) | ≥ 99.0% | 99.5% |
| pH Value | 2.0 - 3.0 | 2.2 |
| Moisture Content | ≤ 1.0% | 0.5% |
| Residue on Ignition | ≤ 0.1% | 0.05% |
| Related Substances | None detected | None detected |
The above product is expected to comply with 0.167M (1N) Standardized Solution grade specification.
Technical Data Sheet
| Grade | Assay/Purity | Melting/Boiling Point | Moisture/LOD | Residue on Ignition | Related Substances | Solubility |
|---|---|---|---|---|---|---|
| 0.167M (1N) | ≥ 99.0% | Not applicable | ≤ 1.0% | ≤ 0.1% | None detected | Soluble in water |
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