Nicotinic acid belongs to vitamin B3, also known as nicotinic acid, anti-scabies factor, molecular formula :C6H5NO2, chemical name 3-picolinic acid, has good thermal stability, can be sublimated. Nicotinic acid is often purified by sublimation in industry. Niacin appears as a white or pale yellow crystal, B. 3 soluble in water, mainly in animal viscera, muscle tissue, fruit and egg yolk also have trace amounts of components. It is one of the 13 essential vitamins and belongs to the B vitamin group. At present, niacin is mainly used as a feed additive, which can improve the utilization rate of feed protein, milk yield of dairy cows and the yield and quality of poultry meat such as fish, chicken, duck, cattle and sheep. Niacin is also a widely used pharmaceutical intermediate. As a raw material, it can be used to synthesize a variety of drugs, such as nicotinic acid and nicoinositol. In addition, nicotinic acid plays an irreplaceable role in luminescent materials, dyes, electroplating and other fields. .
Niacin is available in three commercial specifications, namely food grade, feed grade and medicinal grade. Niacin is mainly used as a nutritional additive in feed (water-soluble vitamin), as an intermediate in food, medicine, dyes, and as an additive in electroplating solutions and biochemical reagents. ..
1. Biochemical research, nutrient composition of tissue culture medium; clinical drugs belong to the vitamin B group, used for the treatment of pellagra, vascular migraine and other diseases.
2. This product is a vitamin drug, collectively referred to as vitamin PP with nicotinamide. It is used to fight pellagra, and can also be used as a blood expansion drug, and it can be used as an additive in food and feed in large quantities. As a pharmaceutical intermediate, it is used in the production of isoniazid, niacinamide, nicotinic acid and inositol nicotinate.
3. Niacin is an important chemical auxiliary and corrosion inhibitor. It can be used as an antioxidant and antifogging agent in photosensitive materials.
4. Niacin belongs to the vitamin B family and participates in the body's lipid metabolism, oxidation process and anaerobic decomposition process. Niacin can be converted from tryptophan in the body. The human body is generally not prone to niacin deficiency. However, when the staple food does not contain niacin, or there are substances that decompose niacin in the staple food, it is easy to cause the lack of niacin. Rough skin disease. Therefore, niacin is widely used in pasta processing, dairy products and corn flour production. Adding a certain amount of niacin to food can effectively prevent the occurrence of such diseases.
Peb muaj ntau lub Hoobkas zoo nrog kev koom tes sib sib zog nqus, uas tuaj yeem muab koj cov khoom zoo thiab cov nqi sib tw. Thiab peb tseem tuaj yeem muab cov luv nqi rau kev yuav khoom ntau.Thiab peb koom tes nrog ntau lub tuam txhab xa khoom xa tuaj, tuaj yeem xa cov khoom lag luam kom nyab xeeb thiab ntseeg nkaws rau koj txhais tes. Lub sij hawm xa tuaj yog li 3-20 hnub tom qab tau txais kev pom zoo ntawm kev them nyiaj.
NALYSIS | SPECIFICATION | TSEEM CEEB |
Qhov tshwm sim | White Powder | Ua raws |
tsw | Characteristic | Ua raws |
Tasted | Characteristic | Ua raws |
Assay | 99% | Ua raws |
Sieve Analysis | 100% pass 80 mesh | Ua raws |
Poob rau ziab | 5% Max. | 1.02% |
Sulphated Ash | 5% Max. | 1.3% |
Extract Solvent | Ethanol & Water | Ua raws |
Heavy Metal | 5ppm Max | Ua raws |
Raws li | 2ppm Max | Ua raws |
Residual Solvents | 0.05% Max. | Tsis zoo |
Microbiology | ||
Tag nrho cov phaj suav | 1000/g Max | Ua raws |
Yeast & Mold | 100/g Max | Ua raws |
E. Coli | Tsis zoo | Ua raws |
Salmonella | Tsis zoo | Ua raws |
Xaus | Qualified | |
Storage | Store in cool & dry place, do not freeze. Keep away from strong light and heat. |
1. Koj puas yog lub Hoobkas lossis tuam txhab lag luam?
Peb yog ib qho kev sib koom ua ke kev lag luam thiab kev lag luam, muab kev pabcuam ib-nres.OEM tuaj yeem txais.
2. Koj puas muab cov qauv? Puas yog dawb lossis ntxiv?
Cov qauv dawb.Cov qauv tus nqi thauj khoom yuav tsum tau them los ntawm koj sab.
3. Koj puas muaj daim ntawv pov thawj ntsig txog kev tswj xyuas zoo?
ISO 9001: 2008 ntawv pov thawj los xyuas kom meej qhov zoo.
4. Kuv yuav muab dab tsi kom tau txais cov lus hais?
Pls qhia peb txog cov khoom lag luam uas koj xav tau, xaj kom muaj nuj nqis, chaw nyob thiab cov kev xav tau tshwj xeeb.Cov lus hais yuav ua rau koj siv sijhawm.
5. Hom kev them nqi twg koj nyiam? Cov nqe lus twg raug lees txais?
Txais Cov Lus Cog Tseg: FOB, CFR, CIF, EXW;
Txais Nyiaj Them Nqi: USD;
Hom Kev Them Nyiaj: T / T, Western Union; Paypal, Trade Assurance.
Lus Hais: Lus Askiv.
Cov khoom qeb