Cas number 1317-36-8 MDL number: MFCD00011164
Beilstein EINECS: 215-267-0
Molecular formula PbO
Molecular weight 223.19
Lead oxide yellow
Light yellow to yellow heavy powder or small crystals, stable at room temperature. Odorless, toxic, soluble in acetic acid, dilute nitric acid, and alkaline hydroxide solution, insoluble in water and ethanol, it changes to lead trioxide when heated to 300-500 degrees in the air, and it still becomes one at high temperatures Lead oxide. Toxic, LD50 (rat, abdominal cavity) 40mg lead / 100g.
Density: 9.53
Melting point: 888 ℃
Q / (HG) SJ 692-95
Item Item Analysis and Purification
(AR) (CP)
Assay,% ≥99.0 98.0
Clarity test Insoluble matter in acetic acid,% ≤0.030.1
Chloride (Cl),% ≤0.003 0.01
Nitrate (NO3) Nitrate,% ≤0.002 0.005
Iron (Fe) Iron,% ≤0.001 0.005
Copper,% ≤0.002 0.005
Hydrogen sulfide does not precipitate (as sulfate) Substances not
precipitated by hydrogen sulfide,% ≤0.2 0.4
ACS Grade Item Name Item ACS Grade
Assay (PbO) ≥99.0%
Insoluble in dilute acetic acid ≤0.02%
LCalcium (Ca) Calcium (Ca) ≤0.005%
Copper (Cu) ≤0.005%
Iron (Fe) Iron (Fe) ≤ 0.002%
Potassium (K) ≤0.005%
Sodium (Na) ≤0.05%
Silver (Ag) silver (Ag) ≤ 5ppm
Zinc (Zn) ≤0.02%
Project electronic grade lead monoxide: ≥99.6%
Lead trioxide: ≤0.05%
Lead metal: ≤0.1%
Ferric oxide: ≤0.005%
Copper oxide: ≤0.006%
Acetic acid insoluble matter: ≤0.1%
Moisture: ≤0.1%
Sieve residue (180 mesh): ≤0.5% sealed and stored.
Product use Determination of gold and silver, fluxes that decompose silicates, precipitated amino acids, metallurgical fluxes, paint driers. It can be mixed with glycerin and form a hard substance, as a binder, glass and rubber industry.
1) Easy to clean.
2) Made of high-class hardware.
3) Each tray made by Iron panel beating in white painting.
4) 4 good quality flexible wheels.
5) Stable, durable, moveable trolley with four flexible wheels.
6) Variety storage rack and tool box for beauty wares.
7) Reasonable design and convenient use for beautician.
8) Good helper for beautician.
Why CHAOHUI Electric Beauty Massage Bed is your best choice?
Chaohui Salon Equipment Co., Ltd. engages in developing and manufacturing barber and beauty chairs, beds and other products. Relying on its strong technical force and advanced equipment, the perspicacious company aims at the international and domestic barber and beauty chair and bed market. Provided with a group of experienced designers, the company has been constantly improving the product quality, and developed many new ergonomics-based products, including barber chairs,beauty trolley,tattoo trolley,Salon Trolley,facial chairs, shampoo chairs, beauty chairs, massage chairs, massage beds, etc. The development idea of each product comes from the users; each product is comfortable and durable, which reflects the high-tech quality and strict quality assurance of ChaoHui; and each product has been well received since entering market for its noble and unique style and exquisite workmanship.
Following the [people-oriented" design concept and relying on the advanced production technology and a flow of new designs, the company has been in the forefront of the barber and beauty equipment industry. By the use of its one-stop topping services and first-class quality, ChaoHui has interpreted for the users in modern life that [high quality created high- tasted life".
Beauty Salon Trolley,Beauty Salon Stool,Salon Trolley,Hydraulic Stool
ChaoHui Beauty Salon Equipment Co., Ltd. , https://www.facialbed.nl