English name: Carbon activated; Carbon amorphous; Carbon black; Carbon active; Activated carbon; Activated charcoal; Activated char; Carbon Amorphous
Other names: pigmented carbon; activated carbon black; activated carbon; activated carbon powder
CAS number: 7440-44-0
C = 12.01
Level: For chromatography
Granularity: 26 ～ 35 mesh
pH (50g / L, 25 ℃): 7.0 ～ 9.0
Benzene adsorption rate: ≥30.0%
Specific surface area: ≥500m2 / g
Bulk density: ≥350g / L
Loss on drying: ≤3.0%
Anti-wear strength: ≥80.0%
Properties: Black amorphous granules or fine powder. Odorless and tasteless, no sand. Do not dissolve in any solvent. It has a selective adsorption capacity for various gases and a high-capacity adsorption capacity for organic pigments and nitrogen-containing alkalis. The total surface area per g can reach 500 ～ 1000m2. The relative density is about 1.9 to 2.1. Apparent relative density is about 0.08 ～ 0.45
Uses: biochemical research. Decolorization and filtration to decolorize colored liquids. Absorb various gases and vapors. For chromatographic analysis. Measure the reducing agent of methanol, tin and silicon. Granules can be used as a carrier for catalysts: RT
Dangerous nature: spontaneous combustion
It help you create a gorgeous look, or split hair. Using this hair clip can make wavy hair for you, classical style, retro style, wedding dress style can also be used, bring you a classic style.
Each hair clip the lengthening design makes it easier to stabilize the hair style, making the hair clip firmer. the edge of clip is polished, smooth and not easy to hurt the scalp, the handle is anti-skid design, with high quality spring, tight bite and good fixity.
High quality metal manufacturing, hairpin front arc in line with the head design, can better fit the scalp, not easy to hurt the scalp. Hair clips can be flexible opening and closing, and firmly hold the hair without sliding.
Barber's professional assistance tools, making waves and curls of the hair clips. You can also separate parts of your hair during a haircut, hair coloring, or dry your hair. They are suitable for DIY enthusiasts to make butterfly hair clips and so on.
Hair Clips,Metal Duckbill Clips,Metal Duckbill Hair Clips,Hair Styling Clips
Xuchang Le Yi De Import And Export Trade Co., Ltd. , https://www.lileaderbeauty.com