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Fine Chemicals

Nichia's calcium compound and iron salts are used as raw materials for high-purity pharmaceutical, chemicals, and food additives.

Calcium Carbonate

Nichia's calcium carbonate is a synthetic product chemically manufactured from limestone. Nichia offers two types of standard grades to suit various applications. Contact Nichia through its website for customization of particle size, purity, and other specifications.

Product Description/Specifications (Standard Reference Values):

Product Name Calcium Carbonate
Chemical Formula CaCO3
CAS No. 471-34-1
Molecular Weight 100.09
Grade Luminescence Grade Premium Grade
Part No. 5101-02 5101-05
Purity (%) ≧99.0 ≧99.5
Pb (ppm) ≦2 ≦10
As (ppm) ≦1
Fe (ppm) ≦1 ≦10
 

Custom Specifications:

Cd (ppm) ≦0.5
Hg (ppm) ≦0.3

Iron Salts

Nichia manufactures iron salts, such as ferric citrate, ammonium ferric citrate, and water-soluble ferric pyrophosphate, as a variation of iron water-soluble salt. For the manufacturing and quality control of pharmaceutical raw materials and food additives, Nichia is Good Manufacturing Practice (GMP) compliant. Contact Nichia through its website for customization of particle size, purity, and other specifications.

  Product(Chemical Formula) Part No. Content (as Fe) CAS No. Packing Unit Application(s)
Ferric Citrate Iron (III) citrate n-hydrate
(C6H5FeO7・xH2O)
5265 16.5~18.5% 2338-05-8
3522-50-7
10Kg Iron Compound Raw Material
Food Additive
Industrial Use
Ferric Ammonium Citrate Ammonium Iron (III) Citrate
(C6H8O7・xFe・xH3N)
5261 16.5~18.5% 1185-57-5 10Kg Iron Compound Raw Material
Food Additive
Ferric Pyrophosphate, Water-soluble Ferric Pyrophosphate, Water-soluble
(Fe4(P2O7)3・4Na3C6H5O7)
5269 10.5~12.5% 10058-44-3
68-04-2
10Kg Reagent
Pharmaceutical Ingredient
Note: For all three products, the standard packaging for 10kg is a PE light-shielding inner bag and an outer cardboard box.

Magnesium Fluoride Single Crystal

Nichia's magnesium fluoride single crystal is an artificially grown crystal using high-purity raw materials synthesized in-house. Nichia handles raw material synthesis to growth and processing in-house, and the optically polished window material achieves the industry's highest level of transmittance in the vacuum ultraviolet region (VUV). Contact Nichia through its website for customization of shape, size, and other specifications.

Product Description/Characteristics (Standard Reference Values):
Product Name Magnesium Fluoride Single Crystal
Chemical Formula MgF2
CAS No. 7783-40-6
Molecular Weight 62.3
Specific Gravity 3.18g/cm
Melting Point 1260℃
Transmittance Wavelength Range 0.11~7.5μm
Processing Surface Parallel to the a-axis and c-axis or Random
Maximum Diameter φ70㎜

Lanthanum Fluoride Single Crystal

Nichia's lanthanum fluoride single crystal is an artificially grown crystal using high-purity raw materials that have been refined through Nichia's proprietary purification technology. Europium doped materials can be grown for use as membranes for fluorine ion-selective electrodes. Contact Nichia through its website for customization of shape, size, and other specifications.

Grown Crystal (Eu-doped)
Ion-selective Electrode Membrane

 
Product Name Lanthanum Fluoride Single Crystal
Chemical Formula LaF3
CAS No. 13709-38-1
Molecular Weight 195.9
Specific Gravity 5.94g/cm
Melting Point 1490℃
Transmittance Wavelength Range 0.2~11μm
Processing Surface Random
Maximum Diameter φ20㎜