Wednesday, November 27, 2013

What is Nano Yttrium Oxide Powder?



CAS:11130-29-3
Molecular formula:Y2O3
Molecular weight:113.16
purity :99,9%
Particle size: <50nm
Description: White powder, insoluble in water, soluble in acid.
Application: Used for fluorescent powder, optical glass, ceramic industry, electronic indutry and super conductor etc.
Packing: In drum of net weight 25kgs or 50kgs with inner net weight 1kg, 5kg plastic bags.

Sunday, November 24, 2013

Succinylcholine Chemistry


Succinylcholine is comprised of two molecules of acetylcholine abutting calm at their acetyl groups. It is alleged because if two acerb acerbic molecules, which are allotment of ACETYLcholine, are abutting together, they anatomy succinic acid. Succinic acerbic + choline = succinylcholine. To be added accurate, the atom frequently refered to as succinylcholine is succinyldicholine, and pseudocholinesterase in fact break it down into succinylmonocholine, which has abundant weaker neuromuscular blocking properties, and again into succinic acid.
Succinylcholine is aswell alleged suxamethonium, which is agnate in name to decamethonium, addition depolarizing abettor structurally agnate to succinylcholine but after the oxygen atoms. Decamethonium is fabricated up of 2 quaternary ammoniums (N+ with methyl groups) and a 10 carbon alternation in amid the two ammonium cations.
Succinylcholine has the atomic blueprint C14H30N2O4. 

Tuesday, November 19, 2013

What is Corticosterone?


Corticosterone, aswell alleged Kendall’s admixture B, is a steroid hormone buried by one of the alien layers of the adrenal case in humans. The hormone is acclimated by the animal physique in acknowledgment to stressors such as allergens and added ecology factors. Unlike the added steroid hormones produced by the body, corticosterone is not acclimated for anti-inflammatory purposes. It is an adversary for insulin use and is basic in the amalgam of carbohydrates and in protein degradation. A corticosterone atom is composed of 21 carbon, 30 hydrogen, and four oxygen atoms.

Corticosteroids are complex in abounding processes in the body. They are an basic allotment of the allowed response, agnate in anatomy to cortisol. The hormone is fabricated from cholesterol and is appear by the adrenal glands amid on the top of the kidneys. The zona fascicilata is the average band of the adrenal case that produces the steroid hormone corticosterone. It produces a baby bulk of the hormone continuously, although added amounts can be appear in acknowledgment to the apprehension of added hormones produced by the pituitary gland and the hypothalamus.

Sunday, November 17, 2013

Uses of Passion Flower


Passion Flower is acclimated in another anesthetic for anxiety, insomnia, afraid disorders and seizures. It is added frequently acclimated in Europe than its built-in home, the United States, area it can be begin growing abundantly in fields and on fencerows. Passion Flower has been accustomed by Germany’s Commission E for the analysis of “nervous unrest". It is now exported to and developed in abounding European countries.

Passion Flower is said to be advantageous for aback affliction due to activity on the nerves. Passion flower's abstracted backdrop may aswell be accessible for ADD and ADHD. However, back it has not been abundantly studied, it is not appropriate to use on accouchement after approval of their doctor. See Links to Clinical Studies on Passion Flower to apprentice more. Passion Flower is not advised as able in activity as Valerian or Kava, but ability be a acceptable advantage for those who can't angle the aftertaste of the stronger herbs. It aswell has a acceptability as an aphrodisiac. I've heard stories...... you'll accept to acquisition out for yourself.

Passion Flower has been acclimated to amusement beddy-bye disorders and historically in homeopathic anesthetic to amusement pain, indisposition accompanying to fretfulness or hysteria, and afraid exhaustion.

Tuesday, November 5, 2013

Product name:4-Chloro-6,7-bis(2-methoxyethoxy)quinazoline


CAS:183322-18-1

Molecular formula:C14H17ClN2O4

Molecular weight:312.75

Density:1.257 g/cm3

Melting Point:105-107 °C

Boiling Point:446.7 °C at 760 mmHg

Flash Point:224 °C

Use:Iressa intermediates

Product description:4-Chloro-6,7-bis(2-methoxyethoxy)quinazoline is an ARK-2 inhibitor, PDGF inhibitor, and anti-proliferative.