NP-4 / NP-9 / NP-10: Clear Differences in One View
NP-4, NP-9, and NP-10 are the three most popular and widely used products in the NP surfactant range.We(Henan Brilliant Biotech Co.,Ltd) will go over their performance and application differences so you can pick the best grade for your own requirements.
Product Name: Ethoxylated Nonylphenol (NP Series)
Raw Materials: Nonylphenol + Ethylene Oxide (EO)
Rule: Higher EO mole = more hydrophilic & water-soluble

Item | NP-4 | NP-9 | NP-10 |
English Name | Ethoxylated Nonylphenol NP-4 | Ethoxylated Nonylphenol NP-9 | Ethoxylated Nonylphenol NP-10 |
EO Mole | 4 mol | 9 mol | 10 mol |
Type | Non-ionic Surfactant | Non-ionic Surfactant | Non-ionic Surfactant |
HLB | 8.0–9.0 (Oil-soluble) | 12.5–13.5 (General) | 13.5–14.5 (Water-soluble) |
Appearance | Light yellow liquid | Light yellow liquid | Light yellow liquid |
Solubility | Soluble in oil & organics | Soluble in water | Soluble in water |
· Oil-soluble, low foam, strong penetration & degreasing
· W/O emulsifier
· Stable in acid, alkali & hard water
Applications: Metal cleaning, agro emulsifier, oilfield, textile penetrant

· All-purpose: emulsifying, detergency, dispersing, wetting
· Most widely used
Applications: Industrial high-efficiency cleaning, water-based emulsions, textile processing, polymer manufacturing

· Higher hydrophilicity, excellent emulsification & cleaning
· Stable foam
Applications: High-performance industrial cleaning, waterborne emulsions, textile treatment, polymer production

· NP-4: Oil-soluble, low foam, penetration & degreasing
· NP-9: All-purpose: cleaning + emulsifying + dispersing
· NP-10: Water-soluble, high-efficiency cleaning & stable emulsification
Packing: 200kg iron drums, plastic drums, and 1000kg IBC tanks are all available.For any inquiries, please contact Henan Brilliant Biotech Co., Ltd.
We, Henan Brilliant Biotech Co., Ltd, specialize in the R&D and manufacturing of NP Series surfactants, offering a full product portfolio including NP-4, NP-9, NP-10, N-100 and other customized grades.Our comprehensive range is designed to satisfy all industrial application demands.
For reliable NP Series supply, partner with us – Professional, Focused, and Trustworthy.
Contact: Janet Zhang
whatsapp:
+86 17700625486
Phone: +86 17700625486
Tel: 86-371-63370468
Email: info@brilliantchemi.com
Add: No.15 Yinping Road,Zhengzhou,China