Melting Point Apparatus LDMP-T2033

Introduction

Melting Point Apparatus offers a warming rate of 0.1°C to 20°C, ensuring the sample stays in near thermal equilibrium. It has an enclosed heating block hood, providing both thermal insulation for uniform temperature distribution and acting as a safety barrier. The instrument features a magnetic stirrer motor control, enabling uniform heating of the oil bath through continuous fluid circulation. Our melting point apparatus allows simultaneous analysis of samples for high-throughput testing under uniform conditions.

This melting point apparatus is designed to meet the rigorous requirements of modern laboratory operations, ensuring high precision, reliability, and ease of use for various experimental applications.

Applications

Melting Point Apparatus is a laboratory device that heats a solid sample monitoring its temperature and observing visually. It plays a key role in pharmaceutical formulation, forensic analysis and cosmetic industries for identifying unknown substances.

Specifications

Temperature Range	RT to -400°C
Detection Method	Fully automatic
Processing Capacity	4 / batch
Temperature Resolution	0.01°C
Warming Rate	0.1°C to 20°C
Temperature Control Mode	temperature control furnace body fully sealed design
Heating Mode	Conduction fluid heating or hot block air heating
Accuracy	± 0.2°C (< 200° C) ± 0.4°C (>200° C)
Repeatability	± 0.1°C at 0.1°C / Min
Video Function	Take pictures and Videos
Video Playback	Have a time watermark
Magnification	20
User Management	More than 100 level management
Data Storage	64 Hard Drive, 22GB Memory
Atlas Storage Capacity	300
Experimental Method Storage	500 sets
Display Mode	10’HD Color Screen
Data Interface	, network wifi interface, RS 232
Standard Capillary Size	Outer diameter 1.4mm, inner diameter 41.0 mm
Power Supply	110 to 220 V 50 Hz / 60 Hz
Power Consumption	120 W

Features

Digital Calibration Functions

Overheat Protection Mode

Sample Chamber Illumination

Adjustable Heating Ramp Rates

Wide Temperature Range 

FAQs

1. What heating protocols ensure highly accurate melting point determination in melting point apparatus ?

melting point apparatuses adopt a two-phase heating strategy: a faster initial ramp brings the sample close to its melt region, then the system slows during the critical phase change. This approach reduces thermal lag, ensuring the sample temperature stays in line with the block’s reading—prevents overshooting and provides a reliable melting range. Maintaining near-equilibrium conditions during melting yields results that closely align with literature data. Automation of this ramping profile, adhering to pharmacopeial guidelines, ensures reproducibility across multiple runs. Overall, this method effectively balances time efficiency with high-precision accuracy.

2. How should calibration be performed for best accuracy and compliance in melting point apparatus ?

It supplies premium models of melting point apparatus . A robust calibration regimen uses certified melting point standards at multiple points within the instrument’s working range. Observing and averaging multiple standards ensures that any deviation from known values is captured and corrected, with results documented against traceable records. Many protocols recommend recalibration on a regular schedule or after service interruptions, maintaining compliance with , , or standards. Well-maintained calibration logs support audit readiness and ensure ongoing measurement reliability. This disciplined approach underpins trust in the instrument's performance under routine use.

3. What factors cause depression or elevation of measured melting points in melting point apparatus ?

It supplies advanced melting point apparatus .Various variables can skew melting point results: impurities commonly lower and broaden melting ranges by disrupting crystal structure. Rapid heating introduces thermal lag, causing measured melting points to appear higher than true values. Inadequately packed samples or instruments with misaligned sensors can lead to inconsistent readings. Environmental factors, such as humidity or barometric pressure, may subtly influence results. Identifying and controlling each of these elements is crucial to preserving measurement fidelity.

4. Which sample preparation steps maximize reproducibility in melting point apparatus ?

It supplies premium melting point apparatus .Preparing samples effectively means eliminating residual moisture-typically by drying-then creating a fine, uniform powder that ensures even heat transfer during analysis. Samples are then transferred into clean capillaries and packed to consistent depth via tapping to avoid air pockets. Fresh capillaries are essential to avoid cross-contamination or polymorphic alterations. Replicate measurements further improve reliability and compliance with pharmacopeial protocols. Together, these steps promote consistency and confidence in melting point determinations.

5. What are common fault symptoms and their troubleshoot in melting point apparatus ?

Failure to record melting temperatures often arises from capillaries being misaligned or obstructed, preventing optical detection. Erratic or nonsensical readings may indicate deteriorating sensors or faulty wiring-diagnosed by comparing against a known probe. Inconsistent heating could signal power supply issues or worn-out heating elements. If observed melting ranges are unusually broad or shifted, this often points back to sample or preparation errors. Addressing these problems through regular maintenance, cleaning optics, and verifying electrical safety ensures reliable operation.