Testile Testing Equipment

  G272A fabric wrinkle recovery tester can detect the recovery ability of the sample after being folded for a certain period under a certain load. It is suitable for fabrics made of pure or blended fibers. This device can evaluate materials that cannot maintain a stable appearance under a specific wrinkled state, such as relatively soft, thin, and easy-to-bend materials, for their wrinkle resistance. JIS standard iron springs and clamps are installed, which complies with JIS L 1059-2 (textile product wrinkle test method) Established in 2012, Qinsun Instruments Co., LTD focuses on the research and development, design, and production of textile testing instruments. It provides textile testing instruments and services to academic research units and testing institutions. Qinsun is currently one of the most competitive and R&D-capable manufacturers of textile testing instruments in China, with an R&D team composed of experienced engineers. We are dedicated to serving our custom...

  4-tert-octylphenol , also known as p-tert-octylphenol (POP), is a chemical raw material with wide industrial application value. CAS No.: 140-66-9, Molecular formula: C14H22O Specification: ITEM OF ANALYSIS SPECIFICATION APPEARANCE WHITE POWDER ASSAY(%) 99 FLASH POINT (ºC) 145 DENSITY G/CM3 (20 ºC) 0.95 BOILING POINT  ºC, 30MM HG (LTD.) 175 MELTING POINT ºC(LTD.) 79-82 SPECIFIC GRAVITY 1.038-1.051 REFRACTIVE INDEX ND (20ºC) 1.557-1.569 MOISTURE(%) 0.1 MAX This information provides basic chemical references for researchers and producers when selecting and using this raw material. 4-test-Octylphenol appears as a white solid powder at room temperature and has good solubility. It can be dissolved in water and a variety of organic solvents. This chemical property makes it highly flexible in chemical production and easy to use under different reaction conditions. In the chemical industry, 4-tert-octylphenol is widely used in the manufacture of oil-soluble phenolic resins, sur...

 In the field of the chemical industry, UV absorbers play a crucial role, particularly in protecting materials from UV damage. Today, we will delve into a highly regarded UV absorber—Tinuvin 1130. Tinuvin 1130 : chemical name: 3-(3-(2H-benzotriazole-2-yl)-4-hydroxy-5-tert-butyl phenyl)propionic acid polyethylene glycol 300 ester; CAS login number: 104810-48-2. This product is an exceptional UV absorber that offers numerous benefits due to its unique properties. One of the standout features of Tinuvin 1130 is its excellent weather resistance. It has a strong ability to absorb ultraviolet rays, particularly those with wavelengths ranging from 290-400nm. This effectively prevents coatings, plastics, rubber, and other materials from being damaged by UV rays, thereby maintaining the performance and appearance stability of these materials and extending their service life. In addition, Tinuvin 1130 exhibits good compatibility. It is easy to emulsify in water-based systems and can be...

  Product identification： Product name:  Benzonitrile Molecular formula: C7H5N CAS No.100-47-0 Benzonitrile is a colorless oily liquid with an almond-like odor. It is slightly soluble in cold water, soluble in hot water, and easily soluble in organic solvents such as ethanol and ether. The mechanism of action of benzonitrile can be elaborated from the following aspects: I. Chemical Properties and Applications As an Intermediate in Organic Synthesis: Benzonitrile plays a crucial role in chemical synthesis as an intermediate for many important compounds and materials. For example, it can be used to synthesize advanced coatings such as phenyl melamine, as well as compounds such as pesticides, aliphatic amines, and benzoic acid. These compounds have a wide range of applications in agriculture, coatings, plastics, and other fields. As a Solvent: Benzonitrile possesses good solubilizing properties and can be used as a solvent. In organic synthesis, it is often used as a solvent to d...

 Product name: Benzophenone Molecular formula:C 13 H 10 O CAS No.119-61-9 EINECS: 204-337-6 Chemical Properties Molecular Formula and Molecular Weight : Benzophenone has a molecular formula of C13H10O and a molecular weight of 182.218 g/mol. Structural Characteristics : It consists of two phenyl rings connected through a carbonyl group, conferring unique physical and chemical properties. Physical State and Appearance : It appears as a white, lustrous, prismatic crystalline solid with a rose-like aroma and sweetness. Physical Constants : Density: 1.11 g/cm³ Melting Point: 47-51 °C Boiling Point: 305 °C Refractive Index: 1.5893 Water Solubility: Insoluble Flash Point: >230 °F Vapor Pressure: 0.000823 mmHg at 25°C Areas of Application Ultraviolet Absorbent : It is widely used in sunscreens, plastic products, and coatings to effectively prevent ultraviolet damage to materials. Chemical Intermediate : Benzophenone serves as an important intermediate in the preparation of pesticides, ...

  I. Basic Information Chemical Formula : C7H6O, alternatively written as C6H5CHO. Molecular Weight : 106.12. CAS Registry Number : 100-52-7. EINECS Number : 202-860-4. II. Physical Properties Appearance : Pure benzaldehyde is a colorless liquid, while industrial-grade benzaldehyde may appear as a colorless to pale yellow liquid. Odor : It has a characteristic odor reminiscent of bitter almonds, cherries, and nuts. Melting Point : -26°C. Boiling Point : 179°C. Flash Point : 62°C (CC) or 73.9°C (OC). Density : 1.04g/cm³. Solubility : Slightly soluble in water, but miscible with ethanol, ether, benzene, chloroform, and other solvents. III. Chemical Properties Reducibility : Benzaldehyde can be reduced to benzyl alcohol using reducing agents such as sodium borohydride (NaBH4) or lithium aluminum hydride (LiAlH4). Oxidability : Under appropriate conditions, benzaldehyde can be oxidized to benzoic acid using oxidizing agents like potassium permanganate (KMnO4) or potassium dichromate (...

 In today's era of emphasizing food safety and quality, preservatives play a crucial role in the food industry, ensuring food freshness and extending shelf life. Among them, benzoic acid (CAS No. 65-85-0, molecular formula C7H6O2) holds a significant position in the field of food preservation due to its exceptional preservative properties. This article delves into the preservative mechanism of benzoic acid, revealing the mysteries of this food preservation technology. ITEMS OF ANALYSIS SPECIFICATION RESULTS testing method APPEARANCE: WHITE FLAKES PASSED IN HOUSE #PSB01 MELTING POINT: 121-123℃ 122.3 GB/T 617 ASSAY (%): 99.50MIN 99.56 GC IN HOUSE #PSB02 LOSS ON DRYING (%): 0.1MAX 0.03 GB1901-2005 COLOR (HAZEN): 20MAX 18 GB/T 3143 HEAVY METAL (AS Pb) (PPM): 10MAX 2 IN HOUSE # PSB 04 CHLORIDE(AS Cl) (PPM): 200MAX 50 IN HOUSE # PSB 05 ARSENIC (AS AS) (PPM): 2MAX 2 IN HOUSE # PSB 06 HALOGEN, HALOGENIDE(PPM) 300MAX 200PPM EN14582：2007 PHTHALIC ACID PASSED PASSED EN14372：2004 RESUDUE ON I...

 In the food industry, preservatives play a crucial role as they extend the shelf life of foods and ensure they maintain their original quality and taste during transportation and storage. Benzoic acid (CAS No. 65-85-0), as a widely used food preservative, leverages its unique advantages to play a significant role in ensuring food safety and quality. Specification: ITEMS OF ANALYSIS SPECIFICATION RESULTS testing method APPEARANCE: WHITE FLAKES PASSED IN HOUSE #PSB01 MELTING POINT: 121-123℃ 122.3 GB/T 617 ASSAY (%): 99.50MIN 99.56 GC IN HOUSE #PSB02 LOSS ON DRYING (%): 0.1MAX 0.03 GB1901-2005 COLOR (HAZEN): 20MAX 18 GB/T 3143 HEAVY METAL (AS Pb) (PPM): 10MAX 2 IN HOUSE # PSB 04 CHLORIDE(AS Cl) (PPM): 200MAX 50 IN HOUSE # PSB 05 ARSENIC (AS AS) (PPM): 2MAX 2 IN HOUSE # PSB 06 HALOGEN, HALOGENIDE(PPM) 300MAX 200PPM EN14582：2007 PHTHALIC ACID PASSED PASSED EN14372：2004 RESIDUE ON IGNITION(%): 0.05MAX 0.03 GB 1901-2005 I. Naturally Derived, Safe and Reliable Benzoic acid is an organic ...