Traditional black-and-white photography is not just an art form—it’s also a deeply chemical process. Before digital imaging became widespread, photography relied on a series of precisely controlled chemical reactions to capture, develop, and preserve images.

Sodium sulfide is a widely used chemical compound in various industries, including mining, leather tanning, pulp and paper, and wastewater treatment. Despite its versatility and importance, sodium sulfide poses significant safety risks if not handled and stored properly.

Sodium sulfide is a versatile chemical widely used in various industrial sectors, with mining and ore processing being some of the most significant areas of application. In the mining industry, sodium sulfide plays a vital role in enhancing the efficiency of mineral extraction, improving ore separation, and treating wastewater.

Leather tanning is a transformative process that converts raw animal hides into durable, flexible materials used in various products such as footwear, apparel, and upholstery. This transformation involves multiple stages, each requiring specific chemical agents to achieve desired results.

Sodium sulfide (Na₂S) is a versatile and widely used inorganic compound known for its strong alkaline and reducing properties. Appearing as a yellowish solid with a distinctive odor of rotten eggs, it is commonly available in hydrated forms and used in industries across the globe.

In the ever-evolving field of chemical engineering, melamine has emerged as a pivotal component in the synthesis of organic resins. This versatile compound has garnered significant attention due to its exceptional properties and wide-ranging applications.

Understanding Melamine and Formaldehyde ResinMelamine and formaldehyde resin, often referred to as melamine resin, is a versatile and widely used synthetic polymer.

Understanding Melamine in Analytical ReagentsMelamine is a chemical compound that has found extensive use in various industries, including the field of analytical reagents for organic elements. Its unique properties make it an essential component in many laboratory applications.

Formic acid, also known as methanoic acid, is a simple carboxylic acid with the chemical formula HCOOH. It is a colorless liquid with a pungent odor and is naturally found in the venom of ants and bees. In recent years, formic acid has gained popularity in various industrial and household cleaning a

First, the rising price of raw materials industry profitability reducedAs shown in the figure above, since 2024, the combined profit of PO transesterification propylene glycol and dimethyl carbonate has been below the cost line for a long time. Recently, with the rise in the market price of propylen

In 2024, the propylene glycol industry is in a period of centralized capacity expansion, and in the first half of the year, the new capacity at home and abroad is 261.25 million tons/year, an increase of 31.3%, and the propylene glycol market is adequately supplied. The raw material propylene oxide

Affected by the first resolution passed by the UN Security Council on June 10 to support the Gaza ceasefire plan, the main contract and futures of the Shanghai European Line Shipping Index fell sharply in the morning trading on June 11. In the trading on June 11, the European Line Shipping Futures o

【Freight rates are soaring！！Shipping companies announced the latest wave of price increases. PSS up to $3,840】Recently, the global shipping market due to the recovery of demand, the industry's Red Sea crisis and global port congestion and other multiple factors interwoven impact, shipping prices con

With the escalation of the Red Sea crisis and the continued rise in demand, the global capacity tension has become more serious, resulting in a sharp increase in freight rates on many routes, and companies are facing huge pressure from lack of space and containers. Today, the tight supply of ships a

Dichloromethane is an organic compound with the chemical formula CH2Cl2, which is a colorless and transparent liquid.CAS#: 75-09-2CLASS 6.1 UN: 1593 Packing:270kg/drum, 80 drums, 21.6MT/20FCL, without pallets. Usage:1. Used for grain fumigation and refrigeration of low-pressure refrigerators and a

Maersk announces cessation of TP20 US East Coast serviceOn May 31, Maersk’s official website released an announcement, announcing that its TP20 US East Coast service will officially end in the next few weeks.The route was originally designed to supplement shipping services between Asia and the East

In recent years, Shandong supply side of the commodity quantity is sufficient, water enterprises are mainly orders, the main downstream paper mill demand reduction is difficult to form a strong support for the market, but the local caprolactam plant is still in the maintenance state has not yet star

From the export point of view, affected by the maintenance of Japanese equipment, there is a gap in the supply of Asian market, and China's butyl ketone export advantage is obvious. According to customs statistics, from January to April, China's butyl ketone exports totaled 75,600 tons, up 67.49% ye

At the end of 2023, affected by the Red Sea crisis, international shipping prices climbed, especially in Europe and the United States routes in just one month, the freight rate has doubled growth.May is the traditional off-season in the international shipping market, but this year, the situation is

Background: Freight rates have risen sharply due to increased demand due to tensions in the Red Sea and a recovering global economy.Cma CGM price increase: FAK rate increase from Asia to Mediterranean North Africa, North Africa freight rate is close to 7800 USD /FEU. 20-foot cabinets increase by $40