Chemical Testing Control System Manufacturer China Quality Factory

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Quality Control & Service

Built on standardized full-process control and oriented toward customer requirements, our holistic service—spanning technology, delivery, and after-sales—elevates both product quality and customer value, helping clients maintain competitive advantage in high-performance materials.

Test & Control

Inspection Standard: Full Coverage, Higher Standards.

Guarantee: Complete transparency, accessible, verifiable—all processes and results are open for client review.

Scope & Key indexes overview

Product Specification Table

ltem	Grade l	Grade ll	Grade lll	Grade lV	Grade V	Grade Vl
Appearance	achromatous or light yellow, no visible impurities
Hydroxyl value,( mmol/g)	0.47-0.53	0.54-0.64	0.65-0.70	0.71-0.80	0.81-1.00	1.00-1.40
Viscosity(40'C Pa.s)≤	9.5	8.5	4.0	3.5	5.0	3.0
Peroxide mass fraction, %	0.04	0.04	0.05	0.05	0.10	0.10
Moisture,wt% ≤	0.05	0.05	0.05	0.05	0.10	0.10
Volatile Content,% ≤	0.5	0.5	0.65	0.65	1.0	1.0
Molecular weight	3800-4600	3300-4100	3000-3600	2700-3300	1.00-1.40	1600-2400

*We can do any new versions of HTPB (like epoxidized HTPB, Monohydroxy HTPB, Hydrogenated HTPB, etc) according to customer's specification request.

Testing/Measurement Instruments

Atomic absorption spectrometer thermal analysis-infrared coupling instrument in-situ infrared spectrometer superconducting nuclear magnet resonance spectrometer X-ray fluorescence spectrometer atomic fluorescence spectrometer
Infrared spectrometer microscope-infrared coupling instrument liquid chromatography-tandem mass spectrometry system near-infrared spectrometer field emission scanning electron microscope
Laser particle size analyzer multi-dimensional GC/GC-MS coupling system ion trap gas chromatography- mass spectrometer vapor pressure osmometer ion chromatograph 18-angle laser light scattering GPC.
X-ray diffractometer high-speed specific surface area and porosity analyzer gas chromatography (including heart-cutting) high-performance liquid chromatography liquid chromatography-mass spectrometer
Fully automatic surface tensiometer fatigue testing machine high-frequency dielectric loss and permittivity tester plasma emission spectrometer Karl Fischer volumetric moisture analyzer.
Gel permeation chromatograph organic trace element analyzer thermal analyzer universal mechanical testing machine thermal conductivity analyzer