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Products > ph controller > Hangzhou Dingyan Chem Co., Ltd | Similar Products
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Cas 107-29-9 Acetaldoxime

Cas 107-29-9 Acetaldoxime
Items Standard Appearance Colorless or light yellow liquid Acetaldehyde oxime content, % 18-50 Purity of acetaldehydeoxime ≥98 PH 8-9.5 Chroma （Pt-Co） ≤10 Iron, ppm ≤1 Alkalinity （as ...

Cas 107-95-9 Beta-Alanine

Cas 107-95-9 Beta-Alanine
Items Standard Appearance White crystals or crystalline powder Assay 98.0-101.0% State of solution(Transmittance) 95.0%min Chloride(Cl) 0.04% max Ammonium(NH4) 0.02% max Sulfate(SO4) ...

122-99-6 2-Phenoxyethanol

122-99-6 2-<strong>Ph</strong>enoxyethanol
Items Standard Appearance Colorless transparent liquid Content ≥ 99.9% Colour ≤ 10hazen Water ≤ 0.1% PH 5-7 Phenol content ≤ 5ppm Specific weight 1.105-1.110 Free ethylene oxide ≤ ...

MAGNESIUM ALGINATE Cas 37251-44-8

MAGNESIUM ALGINATE Cas 37251-44-8
Items Standard Particle Size 60Mesh through ≥ 99.0% Color Pale yellow Viscosity (mPa ·s)： (25 ℃,7.5% distilled water solution) 1000-1800 Loss On Drying (%) ≤19.0 PH Value 6.0-9.5 Mg ...

Cas 147245-92-9 Glatiramer Acetate

Cas 147245-92-9 Glatiramer Acetate
Items Standard Appearance white or off-white powder Solubility Very solube in water Specific optical rotation -66.0°to -76.0°(c=0.5%glacial acetic acid) Water NMT 10.0% Ph 5.0-7.0 Amino ...

Cas 50-01-1 Guanidine Hydrochloride

Cas 50-01-1 Guanidine Hydrochloride
Items Standard APPEARANCE WHITE CRYSTAL CONTENT ≥99.5% NH4CI ≤0.05% WATER-INSOLUBLE MATTER ≤0.02% WATER CONTENT ≤0.3% Ash ≤0.02% SOLUBILITYTEST(IN WATER) PASSES TEST M.P 183-188 ℃ ...

CAS125-20-2 Thymolphthalein

CAS125-20-2 Thymol<strong>ph</strong>thalein
Name (Content and Impurity Content%) Standard Melting point °C 251-255 Appearance White or slightly yellow needle-like crystals PH color gamut 9.3 (colorless) - 10.5 (blue) Ash residue ...

Cas 59-87-0 Nitrofurazone

Cas 59-87-0 Nitrofurazone
Items Standard Appearance A yellow or brownish-yellow Crystalline powder Identification Complies PH 5.0~7.0 Related substances 5-nitro-2-furfuraldizine≤0.5% Individual impurity ≤0.5% ...

Cas 6138-23-4 D(+)-Trehalose Dihydrate

Cas 6138-23-4 D(+)-Trehalose Dihydrate
Items Standard Appearance White crystalline powder Assay ≥ 98% Loss on drying(60 ℃ ) ≤ 1.5% PH(30%aq.) 5-6.7 Ignition residue ≤ 0.05% Arsenic ≤ 0.5ppm Lead ≤ 0.1ppm Heavy metals ≤ ...

Cas 1185-53-1 TRIS Hydrochloride

Cas 1185-53-1 TRIS Hydrochloride
Items Standard Appearance white crystal solubility(40%aqueous) Clear,colorless solution Content 99.5-101% Melting point 168.0-172.0℃ Insolubles ≤0.005% ASH ≤0.05% Heavy metals ≤5PPM ...

Cas 86404-04-8 3-O-Ethyl-L-ascorbic Acid Factory Price Purity Degree 99%

Cas 86404-04-8 3-O-Ethyl-L-ascorbic Acid Factory Price Purity Degree 99%
Items Standard Appearance White crystalline powder Assay ≥99.0% Melting point 110~115 ℃ PH 3.5~5.5 VC free ≤10PPM Heavy metal ≤10PPM Loss on drying ≤0.5% Residue on ignition ≤0.2% ...

6-Aminocaproic Acid CAS 60-32-2 Raw Powder Wholesale Purity Degree 99%

6-Aminocaproic Acid CAS 60-32-2 Raw Powder Wholesale Purity Degree 99%
Items Standard Appearance White crystalline powder Identification IR Corresponds to the standard Melting point 204~207℃ Appearance of solution Colorless and clear UV absorbance A a1≤0.10 ...

Raw Powder Wholesale Purity Degree 99% CAS 1185-53-1 TRIS Hydrochloride

Raw Powder Wholesale Purity Degree 99% CAS 1185-53-1 TRIS Hydrochloride
Items Standard Appearance white crystal solubility(40%aqueous) Clear,colorless solution Content 99.5-101% Melting point 168.0-172.0℃ Insolubles ≤0.005% ASH ≤0.05% Heavy metals ≤5PPM ...

Cas 76836-02-7 Disodium PIPERAZINE-1,4-diethanesulphonate

Cas 76836-02-7 Disodium PIPERAZINE-1,4-diethanesul<strong>ph</strong>onate
Items Standard Appearance White crystalline powder Assay 99.0% ～ 101.0% Solubility(20% aq.) Clear colorless solution Loss on dying ≤ 3.0% PH(1% aq.) 9.2 ～ 10.0 Ultraviolet absorbance ...

Disodium Succinate CAS 150-90-3 Raw Powder Wholesale Purity Degree 99%

Disodium Succinate CAS 150-90-3 Raw Powder Wholesale Purity Degree 99%
Items Standard Appearance Colorless or white, crystalline or powder Odor No odor Disodium succinate(C4H4Na2O4) Content (in dry basis) 98.0%-101.0% Reduction of drying 37.0%~41.0% pH(50g/L ...

PEG-2 Cocomonium Chloride Cas 61791-10-4 ISO Certified Reference Material Purity Degree 99%

PEG-2 Cocomonium Chloride Cas 61791-10-4 ISO Certified Reference Material Purity Degree 99%
Items Standard Appearance Amber liquid Assay 95.0% Ph(1% water solution) 6-9 Melting point -5 ℃ FQA: Q1 Can i get some samples A1 Yes, we can supply the free sample, but the shipping cost ...

2-Pyrrolidinone, 1-ethenyl-, Polymer with 1-ethenyl-1H-imidazole CAS 29297-55-0

2-Pyrrolidinone, 1-ethenyl-, Polymer with 1-ethenyl-1H-imidazole CAS 29297-55-0
Items Standard Appearance Light yellow liquid Smell Slight characteristic smell Solid content 29-31% PH (10% water solution, 20℃) 7.0-9.0 Lodine color number ≤6.0 Viscosity （mPa.s） 40-70 ...

Hydroxyethyl Cellulose CAS 9004-62-0 ISO Certified Reference Material Purity Degree 99%

Hydroxyethyl Cellulose CAS 9004-62-0 ISO Certified Reference Material Purity Degree 99%
Items Standard Appearance White powder Molar substitution degree M.S.:1.8-2.1 water content ＜ 5% Hydration time 4-25minutes PH 6-8.5 Water insoluble substances ＜ 0.5% ash content ＜ ...

Raw Powder Wholesale Purity Degree 99% CAS 9000-11-7 Carboxymethyl Cellulose

Raw Powder Wholesale Purity Degree 99% CAS 9000-11-7 Carboxymethyl Cellulose
Items Standard Appearance White particle Moisture % 70%-76% Flow rate (50cm/H2O/cm column pressure) ≥0.2L/cm2/hr2 Small Ion Exchange capacity (dried basis) 1.0 ±0.1 meq/g Protein Capacity ...

Raw Powder Wholesale Purity Degree 99% CAS 6363-53-7 D-(+)-Maltose Monohydrate

Raw Powder Wholesale Purity Degree 99% CAS 6363-53-7 D-(+)-Maltose Monohydrate
Test Specifications Appearance Whiteoralmostwhite Identification Positive pH 4.5~6.5 Sulfated Ash 0.1%Max Residueonignition 0.1%Max Lead 4ppmMax Arsenic 1ppmMax Heavymetals 4ppmMax ...
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