CHEMISTRY - 504 Annonces

Tuesday 06 January 2026

Quantité : 1 SET - Prix : 1080 USD

Desk Type Vacuum Oven Summary: Vacuum oven is designed specially for drying of material which is thermo-sensitive or decompound and oxidative easily .it can be filled with inert gases. which is especially for a rapid drying of some compound material. Features: 1. The rectangular...

Tuesday 06 January 2026

Quantité : 500kg/mont - Prix : Negotiation

Product Name: Dong Quai Extract Latin Name: Angelica sinensis Part Used: Roots Tests Color Texture Odor Flavor Identification Loss on drying Standard sieve Extraction solvents Specification Light yellow Amorphous powder Characteristic Characteristic Positive <...

Tuesday 06 January 2026

Quantité : 5kg - Prix : 2500euro/kg

Buy 3-MMC Magic Powder at the Chemistry Bay ✓ 100% delivery guaranteed ✓ Purity: ≥99% ✓ Shipment within 24 hours ✓ Wholesale prices ✓ 24/7 Helpdesk Localisation : 26 rue des Epineaux, 59178 Brillon , Personne à contacter : Rafu Rafa, +33 7 58 97 28 46 Localisation : Rue Mimbercée 1...

Tuesday 06 January 2026

Quantité : 25pcs/cart - Prix : USD0.86/pcs

- Introduction: MS® 600 FlowPure High Flow Cartridge Filter contain a variety of high flow cartridges, such as 600 FlowPure-MH, 600 FlowPure-HF, 600 FlowPure-BC and 600 FlowPure-SD. All these cartridges use the efficient PP or GF materials as raw materials, which ensure high dirty...

Tuesday 06 January 2026

Quantité : 1000 units

TABLETOP CENTRIFUGE SEROLOGY/ BLOOD/ URINE/ PEDIATRIC 8 x 15ml (L-450A) Quick Detail: Model L-450A Max.speed /RCF 4500 / 2420 Max. Capacity: 12x 10ml, 12x 7/5ml 8x 20ml, 8*15ml, 1sec~99 mins Automatic Motor: Brushless motor Speed accuracy: ±50r/min Noise...

Tuesday 06 January 2026

FmousTrademark in China simaite, R & D and production of silicone rubber sealant and glass glue professional , the main products are: Stone sealant, sealant, sealant, mildew proof fire pipe sealant etc.. The construction industry to become, a silica based diversified, multi-level...

Wednesday 27 August 2025

Quantité : 1kg; 25kg;

Diethyl(phenylacetyl)malonate has two highly hydrophobic ethyl acetate groups in its molecular structure, which endows it with a certain degree of hydrophobicity. This compound is not easily soluble in water but has good solubility in organic solvents such as ethanol, ether, and benzene...

Saturday 16 August 2025

Ethyl vinyl ether, with the chemical formula C4H8O, is a versatile compound. Ethyl vinyl ether was first synthesized and characterized in the early 20th century when chemists were exploring the reactivity of vinyl compounds and their derivatives. Its discovery helped expand the range...

Friday 15 August 2025

Quantité : 1kg; 25kg;

Sodium methanolate, also known as sodium methylate, is an organic compound with the formula NaOCH3. It is a white, hygroscopic solid that is soluble in methanol and other polar solvents. Sodium methanolate is primarily used as a strong base in organic synthesis, where it plays a crucial...

Thursday 14 August 2025

Quantité : 1kg; 25kg;

Cyanoacetic acid, a compound with the formula NCCH2COOH, was first synthesized in the late 19th century as chemists explored derivatives of acetic acid. Cyanoacetic acid is characterized by the presence of both a cyano group (CN) and a carboxyl group (COOH), making it a versatile...

Saturday 09 August 2025

Quantité : 1kg; 25kg;

2-Ketoglutaric acid also known as α-Ketoglutaric acid (AKG) is a chemical found in the body. It is a ketone derivative of the organic compound glutaric acid. It is important for the proper metabolism of all essential amino acids and the transfer of cellular energy in the citric acid...

Thursday 31 July 2025

Quantité : 1kg; 25kg;

Polyvinyl (PVA) is a versatile synthetic polymer with a wide range of applications across a variety of industries. Its unique properties and wide range of uses make it an important material in modern technology and manufacturing. Polyvinyl was first synthesized in 1924 by German chemist...

Wednesday 30 July 2025

Quantité : 1kg; 25kg;

Melamine, a triazine compound with the formula C3H6N6, is an organic base known for its applications in industrial chemistry and materials science. The molecule is composed of a 1,3,5-triazine ring with three amine groups attached, conferring it high nitrogen content and exceptional...

Tuesday 29 July 2025

Quantité : 1kg; 25kg;

Phenothiazine is an organic compound with a unique structure that consists of a sulfur atom and two nitrogen atoms incorporated into a three-ring system. This compound has been the subject of significant research since its discovery in the late 19th century. Initially synthesized...

Saturday 26 July 2025

Quantité : 1kg; 25kg;

Ethyl vinyl ether, with the chemical formula C4H8O, is a versatile compound. Ethyl vinyl ether was first synthesized and characterized in the early 20th century when chemists were exploring the reactivity of vinyl compounds and their derivatives. Its discovery helped expand the range...

Saturday 26 July 2025

Quantité : 1kg; 25kg;

Acrolein, also known by its systematic name propenal, is a highly reactive unsaturated aldehyde with the molecular formula C₃H₄O. It was first identified in the 19th century by the decomposition of fats and glycerol, where it was noted for its strong, pungent odor. Acrolein's reactivity...

Saturday 26 July 2025

Quantité : 1kg; 25kg;

3,8-Dihydroxy-6H-dibenzo[b,d]pyran-6-one , commonly referred to as emodin, is a naturally occurring anthraquinone derivative found in various plant species, including rhubarb, buckthorn, and senna. Its distinctive structure, consisting of a fused dibenzo[b,d]pyranone ring system with...

Saturday 26 July 2025

As one of the important nitrogen-containing heterocyclic compounds, pyridine has been widely used in fields including photocatalysis and optoelectronic devices. In pharmaceutical chemistry, pyridine is also often used as the parent nucleus structure of drugs. At present, the deuteration...

Friday 25 July 2025

Quantité : 1kg; 25kg;

2-Amino-N-(2,2,2-trifluoroethyl)acetamid e hydrochloride is a chemical compound notable for its distinctive structure and wide range of applications in both research and industry. This compound, commonly referred to by its chemical name, is a derivative of acetamide with a trifluoroethyl...

Friday 25 July 2025

Quantité : 1kg; 25kg;

1-(3,5-Dichloro-4-fluorophenyl)-2,2,2-tr ifluoro-ethanone is a chemical compound of interest due to its unique structure and potential applications in various fields of organic synthesis and materials science. This compound consists of a trifluoroethanone group attached to a phenyl...

Friday 25 July 2025

Quantité : 1kg; 25kg;

1,3-Benzodioxole-5-ethanamine, also known as 5-ethoxy-1,3-benzodioxole, is a chemical compound belonging to the class of substituted phenethylamines. It features a benzodioxole ring structure with an ethylamine group attached at the 5-position of the ring. This molecule is structurally...

Tuesday 22 July 2025

Quantité : 1kg; 25kg;

As one of the important nitrogen-containing heterocyclic compounds, pyridine has been widely used in fields including photocatalysis and optoelectronic devices. In pharmaceutical chemistry, pyridine is also often used as the parent nucleus structure of drugs. At present, the deuteration...

Tuesday 22 July 2025

Overall, 2-amino-N-(2,2,2-trifluoroethyl)acetamid e hydrochloride is a versatile chemical substance with significant implications for medicinal chemistry, agrochemical development, and materials science. Its unique combination of functional groups makes it a valuable tool for researchers...

Friday 18 July 2025

Potassium iodide (KI) is a white, crystalline salt that is highly soluble in water. Its ability to form complexes with silver ions makes it valuable in developing photographs, enhancing image quality. Furthermore, potassium iodide serves as a reagent in analytical chemistry for iodometric...

Friday 18 July 2025

Usage: Analytical reagent, used for testing zinc, iodine, and arsenic. It is used as an oxidizing agent in volumetric analysis. Redox titrant. Reference reagent.Used as an analytical reagent (as an oxidizing agent in analytical chemistry), a drug, a feed additive. The so-called iodized...

Thursday 17 July 2025

Potassium iodide (KI) is a white, crystalline salt that is highly soluble in water. Its ability to form complexes with silver ions makes it valuable in developing photographs, enhancing image quality. Furthermore, potassium iodide serves as a reagent in analytical chemistry for iodometric...

Thursday 17 July 2025

Usage: Analytical reagent, used for testing zinc, iodine, and arsenic. It is used as an oxidizing agent in volumetric analysis. Redox titrant. Reference reagent.Used as an analytical reagent (as an oxidizing agent in analytical chemistry), a drug, a feed additive. The so-called iodized...

Tuesday 15 July 2025

Quantité : 1kg; 25kg;

Sodium methanolate, also known as sodium methylate, is an organic compound with the formula NaOCH3. It is a white, hygroscopic solid that is soluble in methanol and other polar solvents. Sodium methanolate is primarily used as a strong base in organic synthesis, where it plays a crucial...

Tuesday 15 July 2025

Quantité : 1kg; 25kg;

Cyanoacetic acid, a compound with the formula NCCH2COOH, was first synthesized in the late 19th century as chemists explored derivatives of acetic acid. Cyanoacetic acid is characterized by the presence of both a cyano group (CN) and a carboxyl group (COOH), making it a versatile...

Tuesday 15 July 2025

Phenacetin, a widely used analgesic and antipyretic drug, was first synthesized in 1878 by Harmon Northrop Morse. Derived from p-phenetidine, phenacetin's structure was confirmed through chemical analysis and testing. By 1887, it was introduced into the market by Bayer and quickly...