甘氨酸亚铁 Ferrous glycinate 20150-34-9 Fe 22.5-23.5%

Appearance: White or slightly yellow crystalline powder, or flaky crystal. Used as feed additives, organic synthesis intermediates. Assay (C2H5NO2,on dried matter): 98%min Pb: 20ppm max Fe:≤0.002 Mercury: 0.1ppm max Cadmium: 1ppm Max Dioxine and Melamine: 1.5ng/kg Residue on ignition(as sulphated ash):≤1.0 Loss on drying:≤1.0 Hydrolyzable substances: Complies

Appearance White or almost white powder Identification Positive Melting point 97-1030C Heay metals 20ppm Max Loss on drying 1.0% Max Assay 98%Min

Application: used in biochemical research and nutritional additives. Safety: non dangerous goods Appearance: White powder, soluble in water, insoluble in ethanol. Assay: 97.0%min N: 12.0-14.0% Pb:≤0.0005% Heay metal:≤0.002% As:≤0.0003% Ignition residue:≤0.15 Loss on drying:≤0.5 PH:10.0-11.0

Appearance: White powder, odorless. Molecular weight: 213.51 Safety: non dangerous goods Assay: 98.0%min N: 12.0-13.1% CL:≤0.05% Pb:≤0.0005 As:≤0.0003 Heay metal:≤0.002 Ignition residue:≤0.15 Loss on drying:≤0.5 Whiteness: 75-85% Transmittance (15% solution):≥90 % Determination of foreign matter:≤1mm/10 Particle size (U.S.SCREEN):90% through the 325-500. Quality guarantee period:two years

Calcium glycinate 35947-07-0 C4H8CaN2O4 98.0%min White flake or granular powder,Molecular weight: 188.1982

Appearance: White or light yellow powder,99.5%min Assay: ≥99.5%min Chloride: ≤0.01 Fe:≤0.002 Heay metal:≤0.002 As:≤0.0003 Ignition residue:≤0.05 Loss on drying:≤0.1 PH:10.5-11.0

Appearance White crystal, free flowing Identity Conforms Redily carbonization substances Conforms Assay 98.5-101% Chloride 70ppm max Sulfate 65ppm max Hevy metals 20ppm max Arsenic 3ppm max PH(5% Water) 5.6-6.6 Loss on drying 0.2% max Residue on ignition 0.1% max Organc volatile impurities Conforms

Appearance: White Crystalline Powder Odor: Sweet Caramel Purity: >99.2% Melting Point: 89-92℃ Hevy Metals:

Appearance White crystalline powder Assay 98.0～102.0% [α]D20 Specific rotation ＋84.0°～＋87.5° Water ≤2.0% pH of 10% aqucous solution 5-8 Heay metals(Pb) ≤10ppm Lead ≤1ppm Arsenic ≤1ppm Residue on lgnition ≤0.2% Hydrolysis products ≤1.5% Two sugar chloride ≤0.5% Single sugar chloride ≤0.1% Triphenylphosphine oxide ≤150 ppm Methanol ≤0.1% Total plate counmt NMT 250/g Mold NMT 50/g Escherichia Coli Negative Salmonella spp. Negative

Description White crystalline powder Identification Meets the requirements Assay ,% min 98.5~101.0 pH value 5.0～7.0 Specific Rotation [a] D20° +24.5o~ +26.8o State of solution，% min 98.0 Loss on drying,% max 0.30 Residue on ignition,% max 0.10 Chloride (as Cl),% max 0.02 Sulphate(as SO4),% max 0.02 Heay metals (as Pb),% max 0.001 Iron (as Fe) , % max 0.001 Ammonium (as NH4) ,% max 0.02 Arsenic (as As),% max 0.0001

DL-Alanine 302-72-7 C3H7NO2 99%min A colorless to white odorless crystalline powder,99%min