EC21, Global B2B Marketplace
Sign In
Join Free
Buy Now
Sell Now
My EC21
Help
Search Advanced Search
Products > Testing > Hangzhou Dingyan Chem Co., Ltd | Similar Products
Your search for "

Testing

" found 45 Products from Hangzhou Dingyan Chem Co., Ltd, China
Inquire Now

(21-40 out of 45)

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
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 ...

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%
ltems Standard Appearance White or almost white powder Hazen ≤300 BY color degree Shallower than BY4 IR The characteristic peaks are consistent. Water solubility test Slightly soluble in ...

Eriochrome Black T Raw Powder Wholesale Purity Degree 99% CAS 1787-61-7

Eriochrome Black T Raw Powder Wholesale Purity Degree 99% CAS 1787-61-7
Items Standard Exterior Black powder Biological staining test Qualified 1787-61-7 FQA: Q1 Can i get some samples A1 Yes, we can supply the free sample, but the shipping cost be paid by our ...

Raw Powder Wholesale Purity Degree 99% Sodium Molybdate Dihydrate CAS 10102-40-6

Raw Powder Wholesale Purity Degree 99% Sodium Molybdate Dihydrate CAS 10102-40-6
Test Items Specification (%) Test Items Specification (%) Na2MOO4.2H2O ≥99 PO4 ≤0.0300 Mo ≥39.3 NO3 ≤0.0500 SiO2 Cl ≤0.0200 Al SO4 ≤0.0500 Fe ≤0.0100 WATER ...

ISO Certified Reference Material Purity Degree 99% CAS 3051-09-0 Murexide

ISO Certified Reference Material Purity Degree 99% CAS 3051-09-0 Murexide
Items Standard Appearance Purple red crystal powder Sensitivity test Pass Residue on ignition (as sulphate) ≤1.0% Loss on drying ≤15% FQA: Q1 Can i get some samples A1 Yes, we can supply the free ...

Iodoform CAS 75-47-8 ISO Certified Reference Material Purity Degree 99%

Iodoform CAS 75-47-8 ISO Certified Reference Material Purity Degree 99%
Items Standard Description Yellow powder crystallization Assay ≥ 99% Chloroform dissolution test complies Iodide complies Ignition residue （ SO4 ） ≤ 0.2% Soluble yellow matter and free ...

Zinc Picolinate Raw Powder Wholesale Purity Degree 99% CAS 17949-65-4

Zinc Picolinate Raw Powder Wholesale Purity Degree 99% CAS 17949-65-4
Test Specifications Appearance WhitePowder Odor Characteristic Identification-FTIR IRspectraofsamplecompares Qualitativelyto theIRspectraofThestandard LossOnDrying NMT2.5% ParticleSize ...

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
Items Standard Appearance White or almost white, crystalline powder, colorless crystals or granules. Odorless, has a strongly acid taste. Very soluble in water, freely soluble in ethanol, ...

Daily Raw Material Purity Degree 40% Sodium Xylenesulfonate CAS 1300-72-7

Daily Raw Material Purity Degree 40% Sodium Xylenesulfonate CAS 1300-72-7
Items Standard Appearance Light yellow liquid active matter ≥ 40% Sodium sulfate content ≤ 2% moisture content ≤ 56.5% inorganic salt ≤ 1.5% ph value 7.5-9.5 Ethanol dissolution test ...

ISO Certified Reference Purity Degree 99% Gellan Gum CAS 71010-52-1

ISO Certified Reference Purity Degree 99% Gellan Gum CAS 71010-52-1
Items Standard Appearance Off-white flowing powder Particle Size(W/%) 95% min. thru 60 mesh Solubility Dissolves in water and forms a viscous solution Calcium Ion Gel Test Conforms Sodium ...

Factory Price Purity Degree 99% Sodium Carbonate CAS 497-19-8

Factory Price Purity Degree 99% Sodium Carbonate CAS 497-19-8
Items Standard Appearance White powder Purity （≥%） 99.8 Clarity test Conforms Water insoluble （≤%） 0.02 Loss on ignition （300℃）（≤%） 1.0 CI （≤%） 0.005 SO4 （≤%） 0.01 N （≤%） 0.002 ...

Bromothymol Blue CAS 76-59-5

Bromothymol Blue CAS 76-59-5
Items Standard PH transition interval 6.0(yellow)-7.6(blue) Mass absorption coefficient ≥52.0 L/cm·g Ethanol solubility test Pass Residue on ignition (calculated as sulfate) ≤0.3% ...
Page 2 of 3Prev 123Next  
Go to Page Go
Share :
Facebook
Twitter
LinkedIn
My Favorites
Email this page

Browse: Manufacturer Directory Premium Suppliers Site Map

About EC21 Contact Us Terms & Conditions Report Item Online Trading Risks Product Listing Policy

Copyright (c)1997-2026 EC21 Inc. All Rights Reserved. EC21 in KoreanChinese

Business Registry Number: 120-86-03931 | Mall order sales Registration Number: 강남-5838

Inquiry Basket ()