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Products > sample test > Hangzhou Dingyan Chem Co., Ltd | Similar Products
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Cas 25984-63-8 4-Hydroxythiobenzamide

Cas 25984-63-8 4-Hydroxythiobenzamide
Analysis tests Standard Appearance Yellow Powder Purity ≥99.00% Moisture Content ≤0.50% FQA: Q1 Can i get some samples A1 Yes, we can supply the free sample, but the shipping cost be paid by ...

Cas 6080-56-4 Lead Acetate Trihydrate

Cas 6080-56-4 Lead Acetate Trihydrate
Items Standard Characters Colorless crystalline Assay ≥99.0% Clear degree test Conform Water insoluble ≤0.02% Drying weightless ≤1.0% Chloride ≤0.003% Nitrate ≤0.002% Iron ≤0.002% ...

Cas 1310-65-2 Lithium Hydroxide

Cas 1310-65-2 Lithium Hydroxide
Test Items Control Quantity Appearance White crystalline particles Main content CO32- (%) ≤0.55 LiOH (%) ≥99 Impurity Cl- （ppm） ≤15 Na （ppm） ≤100 SO42- （ppm） ≤200 K （ppm） ≤50 Fe ...

Cas 77-52-1 Ursolic Acid

Cas 77-52-1 Ursolic Acid
Testing item Testing standard Appearance: Light green powder Mesh： 100 mesh Heavy metal: ≤100PPM Total Plate ...

Zein CAS9010-66-6

Zein CAS9010-66-6
test, according to the request processing, according to the electrophoresis (general principles of the 0541 fifth method), in the 19-26 kda should contain two main protein band. Soluble in hexane ...

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 ℃ ...

Cas 49562-28-9 Fenofibrate

Cas 49562-28-9 Fenofibrate
Items Standard Character White or almost white, crystalline powder Melting range 79 ～82℃ Appearance of solution The test solution is no intensely colored than the Reference solution Acidity ...

Cas 140-22-7 1,5-Diphenylcarbazide

Cas 140-22-7 1,5-Diphenylcarbazide
Items Standard Residue on ignition (as sulfate) ≤0.1% Appearance White to off white powder Sensitivity to chromate Qualified Ethanol solubility test Qualified FQA: Q1 Can i get some samples ...

CAS108-19-0 Biuret

CAS108-19-0 Biuret
Items Standard Appearance white crystalline powder Assay ≥ 99.5% Melting point ≥ 187 ℃ Water solubility test Passed Methanol Dissolution Test Passed Residue on ignition (as sulfate) ≤ ...

Cas 6920-22-5 1,2-Hexanediol ISO Certified Reference Material Purity Degree 99%

Cas 6920-22-5 1,2-Hexanediol ISO Certified Reference Material Purity Degree 99%
Items Standard Identification GC confirmation is consistent with the test sample Appearance Colorless transparent oily liquid Purity by GC ≥99.0% Specific gravity 0.940-0.958 Water ≤0.5% ...

Cas 127-47-9 Retinyl Acetate Raw Powder Wholesale Purity Degree 99%

Cas 127-47-9 Retinyl Acetate Raw Powder Wholesale Purity Degree 99%
Analysis tests Standard Appearance Pale yellow crystal Identify Positive reaction Acid value ≤2.0mgKOH/g Content ≥2800000IU/g Peroxide value ≤5.0mmol/kg Arsenic content ≤2.0mg/kg Heavy ...

GMP Factory Direct Purity Degree 99% CAS 67-63-0 Isopropyl Alcohol

GMP Factory Direct Purity Degree 99% CAS 67-63-0 Isopropyl Alcohol
Items Standard Premium Product Standard Product Appearance and Odor Transparent liquid, free of mechanical impurities and suspended matter, odorless Isopropanol Content (Mass Fraction)/% ≥99.9 ...

Raw Powder Wholesale Purity Degree 99% CAS 67-71-0 Dimethyl Sulfone

Raw Powder Wholesale Purity Degree 99% CAS 67-71-0 Dimethyl Sulfone
Items Standard Appearance White Crystalline Purity% >99.90 DMSO Content <0.1 Melting Point@760mmHg 108.5-110.5 ℃ Bulk Density g/ml >0.65 Water Content % <0.20 Total Heavy Metals ppm <3 ...

Cas 5995-86-8 Gallic Acid Monohydrate Raw Powder Wholesale Purity Degree 99%

Cas 5995-86-8 Gallic Acid Monohydrate Raw Powder Wholesale Purity Degree 99%
Items Standard Appearance A WHITE TO BEIGE POWDER OLUBILITY(TURBIDITY) 50MG/ML ETOH CLEAR LOSS ON DRYING 10.0% MAX. RESIDUE ON IGNITION 0.1% MAX. TANNIC ACID TEST NO TURBIDITY SULFATE ...

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
samples A1 Yes, we can supply the free sample, but the shipping cost be paid by our customers. Q2 How to start orders or make payments A2 Proforma invoice will be sent first after confirmation of ...

ISO Certified Reference Material Purity Degree 99% DEAE-cellulose CAS 9013-34-7

ISO Certified Reference Material Purity Degree 99% DEAE-cellulose CAS 9013-34-7
Test item Standard Appearance moist, white to cream-colored powder Moisture % 70%-76% Flow rate (50cm/ H2O /cm column pressure) ＞0.28L/ cm2 /hr Small Ion Exchange capacity (dried basis) ...

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) ...

Phloroglucinol Dihydrate CAS 6099-90-7 Raw Powder Wholesale Purity Degree 99%

Phloroglucinol Dihydrate CAS 6099-90-7 Raw Powder Wholesale Purity Degree 99%
Test in Methanol Completely soluble in methanol Solubility Test in Ethanol(96%) Completely soluble in Ethanol(96%) PH Between 4.0 and 6.0 Melting Point 216.0-220.0℃ Loss on drying ...

Raw Powder Wholesale Purity Degree 99% CAS 3109-63-5 Tetrabutylammonium Hexafluorophosphate

Raw Powder Wholesale Purity Degree 99% CAS 3109-63-5 Tetrabutylammonium Hexafluorophosphate
Test Item Specification Characteristics White powder Assay 98.0%min Infrared spectrum Consistent with Reference substance Melting point 242-246℃ FQA: Q1 Can i get some samples A1 Yes, we can ...

Wholesale Purity Degree 99% CAS 5949-29-1 Citric Acid Monohydrate

Wholesale Purity Degree 99% CAS 5949-29-1 Citric Acid Monohydrate
test Sulphated Ash (Residue on Ignition) ≤0.05 Sulfate(mg/kg) ≤50 Oxalate(mg/kg) ≤50 Chloride (mg/kg) ≤5 Lead(mg/kg) ≤0.1 Arsenic (mg/kg) ≤0.1 Mercury(mg/kg) ≤0.1 Aluminium (mg/kg) ...
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