Propyl Paraben (Extrapure), 25 g

Propyl Paraben (Extrapure), 25 g
Product Name: Propyl Paraben
Synonyms: Propyl 4-hydroxybenzoate; p-Hydroxybenzoic acid propyl ester
Grade: Extrapure / LR (LobaChemie Standard)
Pack Size: 25 g
Brand: LobaChemie
Chemical Identity
CAS Number: 94-13-3
Molecular Formula: C₁₀H₁₂O₃
Molecular Weight: 180.20 g/mol
Chemical Class: Paraben ester (antimicrobial preservative)

Description
White crystalline powder, odorless or faint characteristic odor. Propyl Paraben is a widely used preservative with strong antifungal activity and moderate antibacterial properties, particularly effective in combination with other parabens.

Applications
Pharmaceutical formulations (topicals, oral liquids)
Cosmetics and personal care products (creams, lotions, deodorants)
Food preservation (where permitted)
Laboratory reagent and formulation additive
Antimicrobial agent in industrial applications

Specifications (Typical – LobaChemie Benchmarks)
Appearance: White crystalline powder
Assay: ≥ 99.0%
Melting Point: 95 – 98°C
Loss on Drying: ≤ 0.5%
Sulphated Ash: ≤ 0.1%
Heavy Metals (as Pb): ≤ 10 ppm

Solubility
Very slightly soluble in water
Freely soluble in alcohol and ether
Soluble in propylene glycol

Handling & Storage
Store in a tightly closed container
Keep in a cool, dry, well-ventilated area
Protect from moisture and excessive heat
Avoid dust formation

Hazard Information
Low acute toxicity
May cause mild irritation to eyes and skin
Avoid inhalation of dust
Use standard PPE (gloves, goggles, lab coat)

Packaging
25 g HDPE reagent container (LobaChemie style)
Screw cap with tamper-evident seal
Suitable for laboratory and industrial use

Safety Note
Use in accordance with good laboratory practices. Refer to SDS for detailed safety, handling, and regulatory information.