Shenzhen STHL PCBA was established in 2006 (named STYL from 2006 to 2015, renamed STHL in 2015) and is a high-quality electronic manufacturing service provider. We provide global customers with electronic material procurement, PCB production, PCBA assembly, cable assembly, finished product assembly, and comprehensive functional testing services. The company has over 18 years of experience in electronic contract assembly and manufacturing. At present, we have over 180 employees and the company covers an area of approximately 7000 square meters. We have 5 SMT high-speed production lines, 2 DIP production lines, 2 functional testing production lines, and 2 finished product assembly lines. At STHL, we provide electronic assembly services for energy, communication, consumer electronics, computers and storage, security, automotive, medical, and industrial products. Our clients mainly come from Germany, Italy, the United States, Brazil, Spain, the United Kingdom, Russia, South Korea, and other domestic markets in China. As an electronic product assembly service provider that has passed ISO9001, ISO14001, ISO13485, and IATF16949. All of our products comply with RoHS standards. For 18 years, STHL has been recognized as a high-quality PCBA supplier for long-term cooperation by customers in over 60 countries worldwide due to its excellent engineering and production capabilities in material analysis, storage, advanced production equipment, comprehensive and reliable product testing (AOI, X-RAY, and various functional tests), efficient SMT and DIP assembly and other technical fields.
Shenzhen STHL PCBA was established in 2006 (named STYL from 2006 to 2015, renamed STHL in 2015) and is a high-quality electronic manufacturing service provider. We provide global customers with electronic material procurement, PCB production, PCBA assembly, cable assembly, finished product assembly, and comprehensive functional testing services. The company has over 18 years of experience in electronic contract assembly and manufacturing. At present, we have over 180 employees and the company covers an area of approximately 7000 square meters. We have 5 SMT high-speed production lines, 2 DIP production lines, 2 functional testing production lines, and 2 finished product assembly lines. At STHL, we provide electronic assembly services for energy, communication, consumer electronics, computers and storage, security, automotive, medical, and industrial products. Our clients mainly come from Germany, Italy, the United States, Brazil, Spain, the United Kingdom, Russia, South Korea, and other domestic markets in China. As an electronic product assembly service provider that has passed ISO9001, ISO14001, ISO13485, and IATF16949. All of our products comply with RoHS standards. For 18 years, STHL has been recognized as a high-quality PCBA supplier for long-term cooperation by customers in over 60 countries worldwide due to its excellent engineering and production capabilities in material analysis, storage, advanced production equipment, comprehensive and reliable product testing (AOI, X-RAY, and various functional tests), efficient SMT and DIP assembly and other technical fields.
Citric Acid Anhydrous E330 E Number: E330 | CAS No.: 77-92-9 Supplier Citric Acid Anhydrous, E330, CAS no.77-92-9, commonly used in the manufacture of various beverages, sodas, wines, candies, snacks, biscuits, canned juices, dairy products and the like. It can improve the sensory traits of food, enhance appetite and promote the digestion and absorption of calcium and phosphorus substances in our bodies. Citric Acid Anhydrous, natural preservatives for drink, has a big consumption in drinks and beverages. Specifications of Citric Acid Anhydrous Powder E330 Item Specification Characters White or almost white, crystalline powder, colourless crystals or granules. Odorless, has a strongly acid taste. effloresces in dry air. Very soluble in water, freely soluble in ethanol. Identification Pass Test Appearance of solution Pass Test Assay 99.5%-100.5% Water 0.5% Readily Carbonisable Substances Pass Test Sulphated Ash(Residue on Ignition) 0.05% Sulfate 150mg/kg Oxalate 100mg/kg Lead 0.5mg/kg Arsenic 1.0mg/kg Mercury 1.0mg/kg Aluminium 0.2mg/kg Heavy Metals 5.0mg/kg Bacterial endotoxins ï¼?0.5IU/mg Citric Acid Anhydrous Powder E330 Packaging and Shipping Information PACKING: 25KG NET/ BAG STORAGE AND TRANSPORT: IN DRY AND COOL NORMAL TEMPERATURE SHELF LIFE: 3 YEARS
Surgical Mask And Cap The halyard surgical cap is designed to prevent the hair of the operator from falling in the operating room during surgery and contaminating the sterile environment of the operating room. Most of the existing surgical caps are disposable surgical caps with buttons for maskand the material is primarily non-woven. When wearing the hat, the folded surgical cap white should be expanded first, and then the cap edge should cover the front and back hairline and above the ears on both sides so that the hair does not leak out. Surgical Mask And Cap Specification Model Desc Packaging Data Bandage mask + strip hat 50Ã??10 Bandage mask + strip hat 50Ã??10 What is the difference between mask and surgical mask? Purpose: Mask: This term can refer to any face covering, including cloth masks, N95 respirators, KN95 masks, and others, which might be used for general protection against dust, pollution, or to prevent the spread of illnesses. Surgical Mask: Specifically designed for medical use, these masks are intended to protect both the wearer and the patient by preventing the transmission of infections during surgeries and other medical procedures. Design and Material: Mask: Can vary widely in design and materials. Cloth masks, for example, are typically made from cotton or other fabrics, while N95 masks are made from multiple layers of synthetic material designed to filter out small particles. Surgical Mask: Typically made from non-woven fabric, these masks usually have three layers: an outer waterproof layer, a middle layer that filters particles, and an inner layer that absorbs moisture. Filtration Efficiency: Mask: The filtration efficiency varies greatly depending on the type of mask. Cloth masks generally have lower filtration efficiency compared to medical-grade masks like N95 or surgical masks. Surgical Mask: These masks are designed to have a high filtration efficiency for larger respiratory droplets, typically filtering out bacteria and some viruses. Fit and Comfort: Mask: Fit and comfort can vary. Cloth masks can be tailored for a better fit but might not provide as consistent a seal as medical masks. Surgical Mask: Designed for comfort and extended wear during medical procedures, though they might not form a tight seal around the face. Regulation and Standards: Mask: General masks may not adhere to strict regulatory standards unless specified, like N95 or KN95 masks which follow specific guidelines. Surgical Mask: These masks must meet rigorous regulatory standards to ensure safety and effectiveness in medical settings, typically certified by health authorities like the FDA in the United States or the CE mark in Europe. Usage: Mask: Used by the general public for daily activities, personal protection, or in industrial settings. Surgical Mask: Primarily used by healthcare professionals during medical procedures, surgeries, and patient care to prevent cross-contamination.
Agar China 1. Chemical Name: AGAR 2. Molecular Formula: (C12H18O9)n 3. Molecular Weight: Mw ~1309.66 4. CAS No 9002 18 0 5. Properties: Agar bulk exhibits physical and chemical properties such as gelling ability and stability. It can form complexes with certain substances. Agar has excellent thickening, shape-preserving, and gelling properties. Parameters of Agar Item SPEC Indicator Result colour and lustre colour and lustre White or light yellow powder White moisture, w% moisture w% 10% 9.20% ash content, w% ash content w% 2% 1.50% gel point gel point 30-35 32 PH value PH value 5.8-7.5 6,32 testing result testing result OK Applications of Agar Wholesale Agar is used as a food thickener, sizing agent for silk, and a mild laxative. It is also employed as a binder, thickener, and capsule material in pharmaceuticals. Additionally, it serves as a bacterial culture medium, immobilized enzyme carrier, bacterial encapsulation material, and electrophoresis medium. Packaging of Agar It is packaged in polyethylene bags lined with plastic woven bags, with a net weight of 25 kg per bag. Storage and Transportation of Agar It should be stored in a dry, well-ventilated, and clean warehouse, handled with care to avoid moisture and heat. During transportation, it should be protected from rain and moisture. It should be stored separately from toxic substances. As one of agar suppliers, we can provide kinds of related products for sale, and the agar cost is reasonable, if you have needs, please contact us. Forward Science is a high-quality supplier of food additive china, biological reagents, and surfactants, committed to delivering excellent products and solutions to customers, meeting industry standards and requirements, and driving scientific advancement.
Healtang D-Xylose, extracted from Plant Straw and Corn Cob. Sweetness is 67% of Cane Sugar. Molecular Formula C5H10O5 Molecular Weight: 150.1 CAS No. : 58-86-6 Appearance : White crystalline powder Purity (%) : 99.5 Moisture (%) : 0.3 Transmittance (%) : 98.0 Healtang Additional test items Whiteness : Every Batch Chrominance : Every Batch Filtration : Every Batch Healtang D-xylose production Advantages 1. Having Refinery Factory to utilize Corn Cob completely and effectively; 2. Having Good D-xylose production cost control compared to other manufacturers ; 3. Having Sustainable Energy supply and strong Environmental protection support from ShengQuan (SQ)Group 4. Having Professional personnel and good production system & environment to meet the audit requirements from all customers Applications 1. Flavors and Fragrances 1)D-xylose can be used as Reducing sugar in Maillard Reaction, D-xylose is one of the strongest reducing sugars in the Natural World. 2)When D-xylose heat together with the amino acid, it can produce different type of flavors. 2. Fried and Baked Food Adding D-xylose in the Fried or baked food , it can produce the golden color and good smell to the food. 3. Pet Food D-xylose sweetness is 67% to the Cane Sugar, it have the good function to adjust the pet food taste and having the below benefits to the pet A: More Healthy to the pet Intestinal canal , D-xylose have the ability to increase the bifido-bacteria in the intestinal; B: Smoothly to the Pet hair ; C: Pet tooth away from caries ;
