L-Alanine, CAS No.56-41-7, white crystal powder used as safe nutrition supplements. L-Alanine can be used in break, fruit tea, milk food, beverage as a nutritional supplement. As an experienced L-Alanine manufacturer and supplier, we has been supplying and exporting L-Alanine for almost 10 years, please be assured to buy from us. Any inquiries about price and the market trend please feel free to contact us, we will reply you within 1 working day. L-Alanine powder Specification Item STANDARD Identification, (IR) Positive Assay (C3H7NO2) ,%(on dried basis) 99.0~101.0 Specific rotation +14.3~ +15. State of solution, % 98.0 Chloride(as Cl),% 0.020 Ammonium (as NH4),% 0.02 Sulphate (as SO4),% 0.020 Iron(as Fe), ppm 10 Heavy metals (as Pb), ppm 10 Arsenic(as As2O3), ppm 1 Other amino acids Meets the requirements Loss on drying, % 0.20 Residue on ignition(as sulphated ash), % 0.10 pH value (1.0g/20mL water) 5.7~6.7
I have several hundred pounds of Milky Quarts Crystal I would like to sell to some one the biggest of them weighing around 50 pounds.
Natural Menthol Crystals
For price, specifications and other details please contact us
Crystal, agate, glass, gift.
Product Description Menthol Crystal Product Name: Menthol Appearance: colorless needle or crystal Smell: has a peculiar smell of mint Extraction method: Steam distillation Optical rotation: -49�°~ -50�° Melting range: 42â?? ~ 44â?? Non-volatile matter: â?¤1mg Packing: 25KG/ cardboard drum Service type: Factory direct sales Uses: Can be used for food, cosmetic, daily chemical and other purposes.
Product Description Menthol Crystal Product Name: Menthol Appearance: colorless needle or crystal Smell: has a peculiar smell of mint Extraction method: Steam distillation Optical rotation: -49�°~ -50�° Melting range: 42â?? ~ 44â?? Non-volatile matter: â?¤1mg Packing: 25KG/ cardboard drum Service type: Factory direct sales Uses: Can be used for food, cosmetic, daily chemical and other purposes.
Crystal awards and trophies and other different kinds of crystal gifts.
Engineering products, home textile & apparel products, dental chairs, laser cut components, sheet metal components mechanical/electrical equipment & spares, handicrafts, wood and allied products, raw surgical cotton..Trading & supply, product sourcing, export management and market research. identifying and procuring top quality products to meet the demands of our clients.
1. Material: k9 crystal, egyption crystal 2. Size: dia650*h700mm 3.Plating: chrome or golden or silver 4.Package: protective packing Plywood
Lithium triborate (lbo) crystal, due to its high damage threshold, wide angular acceptance, relatively small walk-off and non-critical phasematching capability to generate second harmonic with no walk-off, has become a material of choice for generating harmonics in solid state lasers. Core optronics offers shg and thg, ar coated lbo crystals with high damage threshold and longterm stability. Attractive prices directly from factory. Our capabilities include: Growth of pure, ultra low absorption lbo crystals Precision crystal surface cutting Perfect surface grinding and polishing We use ion beam sputtering for deposition of dielectric antireflection (ar) coatings. Years of experience in thin film r&d and over 7 years of innovation in crystal growth and optical fabrication These combined capabilities result in superior performance of our lbo products, developed for high power dpss and lamp pumped lasers. Our lbo specifications: Material: lbo, other on request Coating technology: ibs with in-situ ion beam sputter cleaning Coating spectral range: 200 to 2000nm Damage threshold: >1gw/cm2 @ 10ns, 10hz, 1064nm, >400mw/cm2 @ 10ns, 10hz, 308 nm Reflectivity: Vvv coating:
Basic parameter Chemical Formula KD2P Curie temperature 222K Symmetry 42m Density 2.355g/cm3 Absorption 0.005/cm Extinction ratio 1:10000 Deuterium ratio 98.05%--99.05% Transmission band 200-1600nm Non-linear coefficient d36=0.40pm/v Longitudinal half-wave voltage 2.98KV(I=546nm) Electric resistance >2x109ª+¿Mcm Electric-optical coefficient r41=8.8pm/v,r63=25pm/v . Application Designation Operation Input Output 53.7 íp SHG (II) 1064 nm 532 nm 59.5íp THG (II) 1064 nm + 532 nm 355 nm 63.7íp SFM (II) 1064 nm + (421-1000 nm) 302-515 nm 86íp FHG (I) angle tune 532 nm 266nm 90íp FHG (I) temp. tune 532 nm 266 nm 36.6íp SHG (I) 1064 nm 532 nm 46.8íp THG(I) 1064 nm + 532 nm, 355 nm . Specifications Wavefront distortion: less than l/8 633nm Dimension tolerance: (W 0.1mm) x (H 0.1mm) x (L + 0.2mm/-0.1mm) Clear aperture: > 90% central area Flatness: l/8 633nm Scratch/Dig code: 10/5 to MIL-O-13830A Parallelism: better than 20 arc seconds Perpendicularity: 5 arc minutes Angle tolerance: qD 0.3, fD 0.3 Quality Warranty Period: one year under proper use .
Crystal curtain.