párrafo principal:
Even the most advanced surfactants can lose their performance if not stored properly. Decomposition during storage is one of the most common causes of quality decline in chemical formulations.
párrafo de fragmento:
To prevent decomposition of surfactants in storage, maintain a cool (20–40°C), dry, and airtight environment, avoid exposure to moisture, strong acids, or oxidizers, and use high-quality packaging materials such as HDPE drums or stainless-steel tanks. Regular testing of acid value, color, and pH helps ensure long-term stability.

Párrafo de transición:
Whether you’re handling textile wetting agents, coating dispersants, or phosphate ester surfactants, proper storage determines product longevity and safety. This guide from Donghong Chemical explains the key factors that cause surfactant decomposition — and how to effectively prevent them in industrial and warehouse conditions.
Why Surfactants Decompose During Storage
párrafo principal:
Surfactants are designed for chemical stability, yet several environmental and chemical factors can accelerate their degradation.
párrafo de fragmento:
Decomposition typically results from hydrolysis, oxidation, microbial growth, or thermal stress. Each mechanism alters molecular structure, leading to color change, odor formation, and reduced surface activity.
Common Causes of Surfactant Degradation:
| Cause | Description | Result |
|---|---|---|
| Hydrolysis | Reaction with water due to moisture ingress | Acid or alcohol formation, drop in pH |
| Oxidation | Reaction with oxygen or air exposure | Discoloration, rancid odor |
| High Temperature | Speeds up hydrolysis and oxidation | Viscosity change, loss of functionality |
| UV Exposure | Breaks down molecular bonds | Color shift or precipitate formation |
| Microbial Growth | Occurs in aqueous surfactants | Spoilage and foul odor |
Ejemplo:
Phosphate ester surfactants like AEO-3 or NP-10 can hydrolyze if moisture enters the storage container, leading to higher acid value and reduced emulsification efficiency.

Optimal Storage Conditions for Surfactants
párrafo principal:
The simplest way to protect surfactants is by controlling their environment — temperature, humidity, and exposure.
párrafo de fragmento:
cURL Too many subrequests. cURL Too many subrequests. cURL Too many subrequests.
cURL Too many subrequests.
- cURL Too many subrequests. cURL Too many subrequests..
- cURL Too many subrequests. cURL Too many subrequests. or cURL Too many subrequests..
- cURL Too many subrequests. cURL Too many subrequests. cURL Too many subrequests.
- cURL Too many subrequests. cURL Too many subrequests., cURL Too many subrequests.
cURL Too many subrequests.
- cURL Too many subrequests. cURL Too many subrequests. after each use.
- cURL Too many subrequests. nitrogen blanketing for bulk storage to prevent oxidation.
- Avoid storing near humid or wet areas — moisture triggers decomposition.
3. Light Protection
- Store in shaded or covered warehouses.
- cURL Too many subrequests. opaque or UV-resistant containers for light-sensitive products.
- Direct sunlight can degrade color and reduce active ingredient concentration.
4. Compatibility and Segregation
| Incompatible Substance | Risk |
|---|---|
| Strong oxidizers (e.g., peroxides) | Fire and decomposition hazard |
| Strong bases or acids | Chemical neutralization or hydrolysis |
| Reactive metals (iron, copper, zinc) | Discoloration or catalytic breakdown |
| Water or steam | Promotes hydrolysis and pH drift |
5. Recommended Packaging
- HDPE drums or IBC tanks (1000 L) for liquid surfactants.
- Epoxy-lined steel containers for industrial-scale storage.
- Avoid mild steel or uncoated metal tanks for acidic esters.

Monitoring Product Stability
párrafo principal:
Even with ideal storage, periodic testing ensures product integrity and prevents unnoticed degradation.
párrafo de fragmento:
Regular quality monitoring helps maintain consistency and provides early detection of chemical changes.
Key Quality Parameters to Monitor:
| Parámetro | Ideal Range | Indicator of Degradation |
|---|---|---|
| Apariencia | Clear, color ≤30 APHA | Yellowing or haze formation |
| pH (solución 5%) | 5–8 | Drop indicates hydrolysis |
| Valor de ácido (mgKOH/g) | 0.1–0.3 (neutral type) | Increase indicates decomposition |
| Humedad (%) | ≤0.1 | cURL Too many subrequests. |
| cURL Too many subrequests. | cURL Too many subrequests. | cURL Too many subrequests. |
| cURL Too many subrequests. | cURL Too many subrequests. | cURL Too many subrequests. |
cURL Too many subrequests.
cURL Too many subrequests. cURL Too many subrequests. cURL Too many subrequests. cURL Too many subrequests., cURL Too many subrequests.
cURL Too many subrequests. cURL Too many subrequests. cURL Too many subrequests. cURL Too many subrequests. cURL Too many subrequests.
cURL Too many subrequests.
párrafo principal:
Phosphate esters are among the most stable surfactants — but small handling mistakes can still shorten their shelf life.
párrafo de fragmento:
Implementing a few preventative measures can extend shelf life up to 24 months or longer under proper conditions.
1. Use Inert Gas Blanketing
- Fill headspace in drums or tanks with nitrogen.
- Prevents oxidation and color degradation.
- Recommended for P204, TBP, TEP, and AEO-3 phosphate esters.
2. Keep Drums Sealed and Dry
- Always close container lids tightly after sampling.
- Use desiccant packs for long-term sealed storage.
3. Maintain Storage Rotation
- Adopt the FIFO (First In, First Out) principle.
- Regularly record batch numbers and storage durations.
4. Avoid Frequent Heating
- Some facilities heat containers for fluidity — this accelerates breakdown.
- Instead, keep products in temperature-controlled warehouses.
5. Add Stabilizers if Necessary
- For sensitive formulations, small doses of antioxidants or chelating agents can extend life.
- Always consult the supplier before modifying chemical composition.
Resultado:
Proper storage can maintain acid value, color, and activity nearly identical to production specifications for over two years.
Dive Deeper: Environmental and Safety Practices
párrafo principal:
Safe storage goes hand in hand with environmental responsibility and workplace protection.
párrafo de fragmento:
Preventing decomposition also prevents toxic vapor release and waste generation, contributing to cleaner and safer operations.
Donghong Chemical’s Environmental Safety Standards:
- Closed-loop solvent recovery system (>95% efficiency).
- Zero wastewater discharge from production.
- Cumplimiento con ISO14001, REACH, and RoHS.
- Use of biodegradable, non-halogenated phosphate esters.
- cURL Too many subrequests.
cURL Too many subrequests.

cURL Too many subrequests.
Donghong Chemical (Guangdong, China) cURL Too many subrequests. ésteres de fosfato y aditivos surfactantes cURL Too many subrequests.
Gama de productos:
- Éster de Fosfato AEO-3: cURL Too many subrequests.
- Éster de Fosfato NP-10: cURL Too many subrequests.
- P204 (Fosfato de 2-etilhexilo): cURL Too many subrequests.
- TEP / TOP / TBP: cURL Too many subrequests.
Ventajas:
- cURL Too many subrequests.
- cURL Too many subrequests.
- cURL Too many subrequests. cURL Too many subrequests..
- cURL Too many subrequests.
- cURL Too many subrequests.
📧 Correo electrónico: dohollchemical@gmail.com
📱 WhatsApp: +86 139 0301 4781
cURL Too many subrequests.
cURL Too many subrequests.
cURL Too many subrequests. cURL Too many subrequests., moisture-free containers, y airtight packaging, you can prevent decomposition and preserve surfactant performance for years.
cURL Too many subrequests. Donghong Chemical’s high-purity phosphate esters, rigorous QC standards, and expert storage guidance, businesses can ensure both chemical reliability and environmental safety throughout their supply chain.
For product stability consultation or storage guidelines:
📧 Correo electrónico: dohollchemical@gmail.com
📱 WhatsApp: +86 139 0301 4781
Donghong Chemical — Global supplier of high-purity phosphate esters and surfactants, ensuring chemical stability from production to long-term storage.
