Sodium Naphthalene Sulfonate (CAS 36290-04-7) – Powerful Dispersant and Superplasticizer

🧪 CAS Number: 36290-04-7

🌟 Product Description

Sodium naphthalene sulfonate is a water-soluble organic salt, available as a brown to yellowish powder or liquid. With excellent dispersing ability, it is widely used in construction, concrete admixtures, paints, and textiles. Its superplasticizer effect improves workability of concrete while reducing water-to-cement ratio.

🏭 Applications

🏗️ Superplasticizer for concrete and cement

🎨 Dispersant for paints and pigments

👕 Textile auxiliary chemicals

📦 Additives in paper industry

⚗️ Reagent in chemical synthesis

📊 Physical & Chemical Properties

Appearance: Brown-yellow powder or liquid

Odor: Mild aromatic

Formula: C10H7SO3Na (basic structure)

Molecular Weight: ~246 g/mol (varies by type)

Solubility: Fully soluble in water

pH (10% solution): 7–9

⚠️ Storage & Safety

Store in dry, cool, and well-ventilated areas. Protect from moisture and heat. Avoid contact with skin and eyes; use protective equipment.

🔑 Keywords

sodium naphthalene sulfonate, CAS 36290-04-7, dispersant, superplasticizer, concrete additive, paint additive

📛 Other Names

SNF, Sodium Naphthalene Sulphonate, Sodium Naphthalene Salt