RINGS - 4849 Annonces

Wednesday 13 August 2025

Quantité : 1kg; 25kg;

Trimethyl orthoformate is an effective solvent for thallium(III) nitrate-mediated oxidations. It undergoes acid catalyzed reaction with 6-(N-D-ribitylanilino) uracils to form 8-demethyl-8-hydroxy-5-deazariboflavins. Trimethyl Orthoformate is the most simple orthoester. Used in organic...

Tuesday 12 August 2025

Quantité : 1kg; 25kg;

Vitamin D is steroid derivatives. It is the general term for the compounds that have similar structures and have the effect of normal skeletal growth and maintenance. At present, there are at least more than ten kinds of sterols that have vitamin D activity. But there are only two...

Saturday 02 August 2025

Quantité : 28 tons pe - Prix : under on request

Notre entreprise est l'un des principaux fabricants et exportateurs de bois durs et de produits dérivés du bois en Amérique du Sud. Notre entreprise produit et exporte des produits à base de bois de santal vert brésilien (un bois précieux et noble), en utilisant les procédés les plus...

Saturday 02 August 2025

Banner iVu TG Image Sensor – Automate Control Engineering Ltd. (winston@automate-ace.com) Brings the simplicity of a photoelectric sensor and the intelligence of a vision sensor together to provide inspection solutions that can be applied and supported right on the factory floor....

Saturday 02 August 2025

Hengstler RI76TD Incremental Shaft Encoder - Hollow shaft – Automate Control Engineering Ltd. (winston@automate-ace.com)   Through shaft with up to diameter 42mm Short overall length with an outside diameter of only 76mm Easy installation by means of clamping ring Operating temperature...

Saturday 02 August 2025

Quantité : 1kg; 25kg;

Benzene is one of the most important basic organic chemical raw materials. Benzene can be derived into many important chemical intermediates through substitution reaction, addition reaction and benzene ring rupture reaction. It is an important basic raw material for the production...

Saturday 02 August 2025

Quantité : 1kg; 25kg;

3-Benzhydrylquinuclidine-3-one is primarily used as an intermediate in the synthesis of various organic compounds and pharmaceuticals. It is particularly useful in the preparation of complex molecules due to its structural features, which include a quinuclidine ring and a benzhydryl group...

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;

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

Quantité : 1kg; 25kg;

Triphosphopyridine nucleotide disodium salt is a compound that plays a crucial role in the field of biochemistry, especially in processes related to cellular energy transfer and metabolic pathways. It is a derivative of pyridine nucleotide and has three phosphate groups attached to...

Friday 25 July 2025

Potassium tert-butoxide is a white to off-white liquid, which is widely used as a strong base in the reactions of condensation, rearrangement and ring-opening in the organic synthesis of chemicals, pharmaceuticals and pesticides. It is used in pesticides, pharmaceuticals, printing and dyeing...

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;

Anisole, also known as anisole, methoxybenzene, and methyl phenyl ether, is a colorless liquid with the smell of anise and a sweet taste. It is naturally present in tarragon essential oil. It is insoluble in water, soluble in ethanol, ether, acetone, and easily soluble in benzene...

Monday 21 July 2025

Quantité : 1000 - Prix : 20,00 €

Hello,everybody, we are factory from China who sell concrete pump spare part, wear plates & cutting ring with good quality, welcome email me amandawk2006@163.com, if you are interested in. thanks. Amanda Sales manager Zhuzhou Heny Co.,Machinery Ltd Mb: 0086-18670849850 Tel...

Monday 21 July 2025

Prix : call

Réf 01176 01176S Acier inoxydable Matériau acier Poids 0,90 kg 0,90 kg Zinc Surface plaqué poli bonne qualité, meilleur prix, livraison rapide Lieu d'origine: La Chine Zhejiang Huangyan Xinqian Yingjia Metal Factory produit est un 16949 ISO / TS: 2009 entreprise certifiée avec...

Sunday 20 July 2025

Quantité : 1000 - Prix : $100-10000

POMPE À VIDE ZIBO ZHAOHAN CO., LTD. est fournisseur professionnel de pompe à vide à anneau liquide et compresseur. ZHAOHAN VACUUM PUMP est interchangeable avec d'autres pompes à vide à anneau liquide Nash et Siemens; nous offrons les mêmes dimensions de contour pour le remplacement...

Sunday 20 July 2025

Quantité : 100 - Prix : 11$

Product Name BOMCO Product Name BOMCO Product Name BOMCO P/N 1 P/N 2 P/N 1 P/N 2 P/N 1 P/N 2 Hydraulic end assembly AH0501010500 AH35001-05.00 Filter cover AH100101190201 AH36001-19.01.01 Main bearing end cover AH050101020100 AH35001-02.01C.00 Hydraulic end assembly...

Saturday 19 July 2025

We are the OEM manufacturer professional custom metal crafts with high quality in shenzhen China. Our products contain: Disney pin, badge, coin, medal, lapel pin, button badge, keychain, belt buckle, dog tag, tie clip, cufflink, book mark, bottle opener, and so on. If any product...

Saturday 19 July 2025

Slewing rings have a compact design, which facilitates more ease of use and can be manufactured without teeth, with internal or external teeth, with balls and/or with rollers. The slewing bearing drives in heavy machinery enable higher torque, speed reduction and rotational functions...

Saturday 19 July 2025

Quantité : 500-10000 - Prix : $0.7/pcs

Material: Pure titanium Color: Natural color Size: Outer dia: 25mm, inner dia 20.3mm, thickness: 3mm Weight: approx 1.9g/pcs packing: bulk in a polybagLocalisation : No.3, 4 lane,laokeng industrial Area ,kengzi town,pingshan new district,, 518122 shenzhen, Personne à contacter : Sohong Wu...

Saturday 19 July 2025

Quantité : 500-10000 - Prix : $0.4/pcs

Material: Pure titanium Polish：Without polish, if you need pls contact us. Color：Natural color Size：Outer dia: 18mm, inner dia 15mm, thickness: 2mm Weight：approx 0.9g/pcs Package：bulk in a polybagLocalisation : No.3, 4 lane,laokeng industrial Area ,kengzi town,pingshan new district...

Saturday 19 July 2025

- Specifications - 1.Hole smooth. 2.Large output. 3.Long life. 4.High quality. 5.Used long time. We are manufacturing feed mill complete project,biomass processing complete project,Compound fertilizer processing. We can also provide Grinding and Pulverizing; Dosing and Mixing...

Saturday 19 July 2025

MZLH470 WOOD PELLET MACHINE Model Output (t/h) Main Power (kw) Dia of Roller (mm) OD of Die (mm) ID Of Die (mm) Pellet Size (mm) MZLH470 1-1.5 45 ￠200 ￠596 ￠470 ￠6-8 • The traditional horizontal drive is changed to vertical drive, which drives smoothly...

Saturday 19 July 2025

Quantité : 100000 - Prix : 15.8usd

TQS-C-12 Control signal surge protector 1. Product features l Multi stage surge protection l Low insertion loss l Quick response l High current capacity l low capacitance l Gas-Tube + TVS technology, TVS array technology l Dual protection in Common mode and differential mode...

Saturday 19 July 2025

1, usage It is used in producing casting PU elastomer with chain extender of MOCA or BDO, such as printing roller, screen plate, impeller, universal castor, lifting weight, hydraulic seal ring, etc. 2, feature It has advantage of accurate measure, PLC control, touch screen, fast...

Saturday 19 July 2025

1, usage It is used in producing casting PU elastomer with chain extender of MOCA or BDO, such as printing roller, screen plate, impeller, dumbbell, hydraulic seal ring, etc. 2, feature It has the advantage of accurate measure, fast heat, low energy consuming, PLC control, touch screen...

Saturday 19 July 2025

Prix : call

Réf: 03112 Matière: acier Poids: 0,195 kg Surface: zingué bonne qualité, meilleur prix, livraison rapide Lieu d'origine: Zhejiang Chine Accessoires Huangyan Xinqian Yingjia métal usine produit à usage domestique et van engagé, aile fret ouvert tuning, camionnettes, van, les...

Saturday 19 July 2025

Prix : call

Réf 08106/08107 08106S / 08107S Acier inoxydable Matériau acier Poids 0,75 kg 0,79 kg Zinc Surface plaqué poli bonne qualité, meilleur prix, livraison rapide Lieu d'origine: La Chine Zhejiang Huangyan Xinqian Yingjia Metal Factory produit est un 16949 ISO / TS: 2009 entreprise...