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Products > sample solution > Hangzhou Dingyan Chem Co., Ltd | Similar Products
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ISO Certified Reference Material Purity Degree 99% CAS 109-86-4 2-Methoxyethanol

ISO Certified Reference Material Purity Degree 99% CAS 109-86-4 2-Methoxyethanol
Items Standard Appearance Clear, colourless solution Content ≥ 99.5% Water content ≤ 0.10% Density (20 ℃ ) 0.960-0.970 g/cm3 Acidity (calculated as acetic acid) ≤ 0.01% Color(Hazen) ≤ ...

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 ＜ ...

Cas 6132-05-4 Disodium Hydrogen Citrate Sesquihydrate

Cas 6132-05-4 Disodium Hydrogen Citrate Sesquihydrate
Items Standard Appearance White powder Assay(C6H6Na2O7) 98.0-101.5.0% Identification A: To pass test B: To pass test Loss on drying(105 ℃ 3Hrs) 0.4% max Oxalate 0.4% max Arsenic (As As) ...

1,5,2,4-Dioxadithiane 2,2,4,4-tetraoxide CAS 99591-74-9 Raw Powder Wholesale Purity Degree 99%

1,5,2,4-Dioxadithiane 2,2,4,4-tetraoxide CAS 99591-74-9 Raw Powder Wholesale Purity Degree 99%
Items Standard Appearance White crystalline or powder without mechanical impurities Purity ≥99.0% Water content ≤ 100ppm Acid value(in HF) ≤ 100ppm Chromaticity (10% DMC solution) ≤ 50HZ ...

ISO Certified Reference Material Purity Degree 99% Turpentine Oil CAS 8006-64-2

ISO Certified Reference Material Purity Degree 99% Turpentine Oil CAS 8006-64-2
Items Standard Color and Appearance Colorless or pale yellowish clarified liquid. Scent Peculiar smell Density （ 20 ℃ /20 ℃） 0.850-0.870 Refractive Index （ 20 ℃） 1.466 — 1.477 Distillate ...

Sodium Dihydrogen Phosphate Dihydrate USP28 CAS 13472-35-0

Sodium Dihydrogen Phosphate Dihydrate USP28 CAS 13472-35-0
Items Standard Color Colorless or white Organizational status Crystalline particles or powder Content (as NaH2PO4), w/% 98.0-103.0 Water insoluble matter, w/% ≤0.2 Chloride (Cl), w/% ...

Raw Powder Wholesale Purity Degree 99% Tris(Hydroxymethyl)Aminomethane CAS 77-86-1

Raw Powder Wholesale Purity Degree 99% Tris(Hydroxymethyl)Aminomethane CAS 77-86-1
Items Standard Appearance Whitecrystallinepowder Content 99.0%-101.0% Meltingpoint 168.0 ～ 174.0 ℃ Heavymetals ≤ 5ppm LossonDrying ≤ 0.2% PHvalue(5%aq.) 10.0 ～ 10.8 Relatedsubstance ...

CAS 100-51-6 Benzyl Alcohol ISO Certified Reference Material Purity Degree 99%

CAS 100-51-6 Benzyl Alcohol ISO Certified Reference Material Purity Degree 99%
Items Standard Appearance Clear transparent liquid Purity 99.95%MIN BENZALDEHYDE(PPM) 500MAX ACIDITY ， mgKOH/g 0.5MAX COLOR(HAZEN) ≤ 10 relative density (20 ℃ ) 1.043-1.048 ...

Raw Powder Wholesale Purity Degree 99% CAS 108-73-6 Phloroglucinol

Raw Powder Wholesale Purity Degree 99% CAS 108-73-6 Phloroglucinol
Items Standard Appearance White to of f white powder Appearance of solution ≧BY4 Water ≦0.50% PH of solution Between 4.00 and 6.00 Melting point 216.0-220.0℃ Sulphates ≦0.05% Loss on ...

Raw Powder Wholesale Purity Degree 99% Potassium Thiocyanate CAS 333-20-0

Raw Powder Wholesale Purity Degree 99% Potassium Thiocyanate CAS 333-20-0
Items Standard Appearance Colorless crystalline Assay 98.5%min PH 5.3-8.5 Appearance of solution Comply with the standard water insoluble matter 0.005% max Chloride 0.005% max Sulfide ...

4-Bromofluorobenzene ISO Certified Reference Material Purity Degree 99% CAS 460-00-4

4-Bromofluorobenzene ISO Certified Reference Material Purity Degree 99% CAS 460-00-4
Items Standard Appearance Colorless transparent liquid Assay (HPLC) ≥99.5﹪ PH 1:1 aqueous solution 6.0-8.0 Moisture (karl-fisher) ≤500ppm FQA: Q1 Can i get some samples A1 Yes, we can ...

Raw Powder Wholesale Purity Degree 99% Trimesic Acid CAS 554-95-0

Raw Powder Wholesale Purity Degree 99% Trimesic Acid CAS 554-95-0
Items Standard Appearance White crystalline powder Content (%) ≥99 Loss on drying (%) ≤0.5 Acid value (mgKOH/g) ≥788 Solubility (50 mg/ml ethanol solution) Clear without obvious crystals ...

D-Galactose Raw Powder Wholesale Purity Degree 99% CAS 59-23-4

D-Galactose Raw Powder Wholesale Purity Degree 99% CAS 59-23-4
Items Standard Appearance White or almost white powder, no odor,freely soluble in water, no observable impurities in normal eyesight D-Galactose Content ≥99% Loss on drying ≤1.0% Residue on ...

ISO Certified Reference Material Purity Degree 99% MOPSO CAS 68399-77-9

ISO Certified Reference Material Purity Degree 99% MOPSO CAS 68399-77-9
Items Standard Appearance White crystal Assay, 99.0-101.0% Solubility(0.5M aq.) Clear, colorless solution Loss on drying ≤1.0% PH(1% aq.) 3.9-4.5 Ultraviolet absorbance(1M aq.) ≤0.1 ...

Raw Powder Wholesale Purity Degree 99% Itaconic Acid CAS 97-65-4

Raw Powder Wholesale Purity Degree 99% Itaconic Acid CAS 97-65-4
Items Standard Appearance White crystal Color （5% water solution） ≤5 APHA 5% water solution Colorless & transparent Melting point 165 ℃- 168℃ Sulfates ≤20ppm Chlorides ≤5ppm Heavy metals ...

4-Morpholineethanesulfonic Acid ISO Certified Reference Material Purity Degree 99% CAS 4432-31-9

4-Morpholineethanesulfonic Acid ISO Certified Reference Material Purity Degree 99% CAS 4432-31-9
Items Standard Appearance White crystalline powder Assay 99-101% Water content ≤0.5% Loss on drying ≤1% 1.0M aqueous Colorless, clear PH(1.0M aqueous) 2.5-4.0 CI ＜0.05% SO4 ＜0.005% ...

D-Galactose CAS 59-23-4 GMP Factory Direct Purity Degree 99%

D-Galactose CAS 59-23-4 GMP Factory Direct Purity Degree 99%
Items Standard Appearance White or almost white powder, no odor,freely soluble in water, no observable impurities in normal eyesight D-Galactose Content ≥99% Loss on drying ≤1.0% Residue on ...

Factory Price Purity Degree 99% CAS 110-16-7 Maleic Acid

Factory Price Purity Degree 99% CAS 110-16-7 Maleic Acid
Items Standard Appearance White granules or crystalline powder Assay(As C4H404) 99.0-101.0% State of solution Clarification Appearance of solution Qualified Heavmetals[Pb] ≤10 mg/kg Iron[Fe] ≤5 ...

ISO Certified Reference Purity Degree 99% Polyethylene Glycol CAS 25322-68-3

ISO Certified Reference Purity Degree 99% Polyethylene Glycol CAS 25322-68-3
Items Standard Appearance This product is white waxy solid sheet or granular powder. Soluble in water and dichloromethane, soluble in ethanol, almost insoluble in fatty and mineral oils ...

ISO Certified Reference Purity Degree 99% Ammonium Dihydrogen Phos CAS 7722-76-1

ISO Certified Reference Purity Degree 99% Ammonium Dihydrogen Phos CAS 7722-76-1
Items Standard Main Content (as NH ₄ H ₂ PO ₄ ) ≥ 98.0% P ₂ O ₅ ≥ 60.5% Nitrogen （as N） ≥ 11.8% Water Insolubles ≤ 0.2% Moisture (as H ₂ O) ≤ 0.5% Arsenic Compounds (As) （ppm） pH (1% ...
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