hydroxypropyl methyl cellulose hs code

Understanding Hydroxypropyl Methyl Cellulose and Its HS Code

Hydroxypropyl methyl cellulose (HPMC) is a versatile compound that has gained immense importance in various industries, including pharmaceuticals, construction, food, and personal care. This article delves into the properties, applications, and classification of HPMC, particularly focusing on its Harmonized System (HS) Code, which facilitates international trade.

What is Hydroxypropyl Methyl Cellulose?

Hydroxypropyl methyl cellulose is a semi-synthetic polymer derived from cellulose, a natural polymer abundant in plant cell walls. The modification process involves introducing hydroxypropyl and methyl groups into the cellulose structure, enhancing its solubility and functionality. HPMC is characterized by its white to off-white color, odorless nature, and non-toxic properties, making it safe for various applications.

Properties of HPMC

1. Water Solubility HPMC is soluble in cold water, forming a viscous solution. This property is beneficial in various formulations, allowing for easy incorporation of the compound into different products.

2. Thickening Agent HPMC is an effective thickening agent, providing viscosity and stability in preparations. This property is extensively utilized in cosmetics and personal care products.

3. Film-Forming Ability HPMC can form films upon drying, making it suitable for coatings and adhesives. This characteristic is leveraged in pharmaceutical tablets to ensure controlled release of active ingredients.

4. Temperature Stability Unlike many other thickeners, HPMC remains stable across a range of temperatures, ensuring product consistency in various environments.

5. Non-Ionic Nature Being non-ionic, HPMC does not interact adversely with ionic ingredients, making it a preferred choice in sensitive formulations.

Applications of HPMC

HPMC finds applications across multiple sectors, including

1. Pharmaceuticals In the pharmaceutical industry, HPMC serves as an excipient in tablet formulations, aiding in binding, coating, and controlled release mechanisms. Its biocompatibility ensures safety when used in medicinal products.

2. Food Industry HPMC is employed as a food additive, functioning as a thickener, emulsifier, and stabilizer. It enhances texture and mouthfeel in various food products without adding calories, making it ideal for health-conscious consumers.

3. Construction In the construction industry, HPMC is used as a water-retaining agent in mortars and plasters. It improves workability and adhesion of construction materials, thus ensuring better performance and durability.

4. Cosmetics and Personal Care HPMC is a popular ingredient in lotions, creams, and shampoos due to its thickening and emulsifying properties. It helps stabilize formulations and improve sensory attributes.

5. Household Products The compound is also utilized in various household cleaning products for its viscosity-enhancing capabilities, contributing to the effectiveness and usability of these products.

HS Code for HPMC

In international trade, products are classified using the Harmonized System (HS) Code, which ensures uniformity in the identification and categorization of goods. The HS Code for hydroxypropyl methyl cellulose typically falls under the category of Other cellulose derivatives within the broader section dedicated to organic chemicals. The specific HS Code may vary depending on the exact formulation, purity level, and intended use; it usually starts with 3912 or 3910, which broadly covers plasticizers and other cellulose derivatives.

Conclusion

Hydroxypropyl methyl cellulose is a crucial compound that spans various sectors and applications. Its unique properties, such as water solubility, thickening abilities, and film-forming characteristics, enable its widespread use in pharmaceuticals, food production, construction, and cosmetics. Understanding its HS Code is essential for businesses involved in international trade, ensuring compliance with trade regulations and smooth logistics. As industries continue to evolve, the demand for HPMC is likely to grow, affirming its position as a key ingredient in modern formulations.