औषधी ॲल्युमिनियम फॉइल आणि सामान्य ॲल्युमिनियम फॉइलमध्ये काय फरक आहेत?

Medicinal aluminum foil and ordinary aluminum foil differ significantly in terms of composition, गुणधर्म, and applications.

Key Differences

1. Composition and Manufacturing Standards

Medicinal Aluminum Foil:

Made of high-purity aluminum (सामान्यत: 99% or more).
Manufactured under strict pharmaceutical-grade regulations (उदा., FDA or GMP compliance).
Coated or laminated with specialized materials (उदा., चिकट, लाख) to enhance chemical resistance and compatibility with medications.
Ordinary Aluminum Foil:

Contains slightly lower purity aluminum.
May include small amounts of impurities or alloys for cost reduction.
Not subjected to stringent manufacturing standards or coatings.

2. Thickness and Structural Properties

Medicinal Aluminum Foil:

Generally thinner (6-20 मायक्रॉन) and more precisely controlled.
Excellent flexibility and easy to mold into blister packs.
Ordinary Aluminum Foil:

Typically thicker (10-50 मायक्रॉन) for household or industrial use.
Structural properties prioritize durability for cooking, इन्सुलेशन, or packaging.

3. अडथळा गुणधर्म

Medicinal Aluminum Foil:

Exceptional barrier against light, ओलावा, ऑक्सिजन, आणि दूषित पदार्थ.
Protects sensitive drugs from degradation and maintains shelf life.
Ordinary Aluminum Foil:

Good barrier properties but less demanding standards.
More prone to pinholes or imperfections that allow minor permeability.

4. कोटिंग्ज आणि लॅमिनेशन

Medicinal Aluminum Foil:

Often coated with materials like heat-seal lacquers or primer layers.
Designed for compatibility with pharmaceutical-grade plastics and inks.
Ordinary Aluminum Foil:

Usually uncoated or minimally treated.
Not suitable for direct contact with sensitive substances.

5. अर्ज

Medicinal Aluminum Foil:

Used in blister packs, पट्टी पॅक, and sachets for tablets, कॅप्सूल, आणि पावडर.
Prevents contamination and maintains sterility.
Ordinary Aluminum Foil:

Widely used for food wrapping, स्वयंपाक, इन्सुलेशन, and general household or industrial packaging.
Non-sterile applications.

Comparison Table

पैलू	Medicinal Aluminum Foil	Ordinary Aluminum Foil
शुद्धता	≥ 99%	~98% or lower
जाडी	6-20 मायक्रॉन	10-50 मायक्रॉन
अडथळा गुणधर्म	श्रेष्ठ (ओलावा, प्रकाश, gas-proof)	Good but less stringent
कोटिंग्ज	Heat-seal lacquers, प्राइमर	Minimal or none
नियम	Strict (pharmaceutical standards)	General manufacturing standards
अर्ज	Blister/strip packs, drug packaging	Food wrap, इन्सुलेशन, general use
खर्च	Higher due to stringent processing	Lower due to relaxed standards

Sample Data (Barrier Effectiveness)

मालमत्ता	Medicinal Foil	Ordinary Foil
पाण्याचे वाष्प संक्रमण दर	≤ 0.1 g/m²/दिवस	0.5–1.0 g/m²/day
Oxygen Permeability	≤ 0.01 cc/m²/दिवस	0.1–0.5 cc/m²/day
Pinholes per m²	≤ 5	10-५०