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Home  >  Test Service   >  List of CNAS Accredited Tests Last Page >>
Please contact us for test items or not listed below. Your inquiries will be promptly answered by our experienced, professionally trained chemists.

Identification Tests

<181>

Identification - Organic Nitrogenous Bases

 

鉴别-含有机氮

<191>

Identification Test - General

 

普通鉴别

<193>

Identification - Tetracyclines

 

鉴别-四环素

<197>

Spectrophotometric Identification Tests

FTIR

红外鉴别

 

 

 UV

紫外鉴别

Limit tests

<211>

Arsenic

 

<221>

Chloride and Sulfate

 

氯和硫

<223>

Dimethylaniline

 

二甲基苯胺

<231>

heavy metal

Method Ⅰ

重金属Ⅰ法

 

 

Method Ⅱ

重金属Ⅱ法

 

 

Method Ⅲ

重金属Ⅲ法

<241>

Iron

 

<251>

Lead

 

<271>

Readily Carbonizable Substances Test

 

易炭化物

<281>

Residue on Ignition

 

灼烧残渣

<291>

Selenium

 

Other Tests and Assays

<301>

Acid - neutralizing Capacity

 

酸度

<391>

Epinephrine assay

 

肾上腺素含量

<401>

Fats and Fixed Oils

 

脂肪和硬化油

<411>

Folic Acid Assay

 

叶酸含量

<425>

Iodometric Assay - Antibiotics

 

碘量法测抗生素含量

<451>

Nitrite Titration

 

亚硝酸滴定

<461>

Nitrogen determination

 

定氮

<466>

Ordinary Impurities

 

测杂质

<467>

Organic Volatile Impurities

 

挥发性有机杂质

<467>

Residue Solvents

 

残留溶剂

<471>

Oxygen Flask Combustion

 

氧瓶燃烧法

<541>

Titrimetry

 

滴定分析法

<571>

Vitamin A assay

 

维生素A含量

Physical Tests and Determinations

<611>

Alcohol Determination

 

乙醇检测

<621>

Chromatography

 

色谱法

 

HPLC

 

高校液相色谱

 

GC

 

气相色谱

 

TLC

 

薄层色谱

<631>

Color and achromicity

 

色度

<641>

Completeness of Solution

 

溶液澄清度

<645>

Water Conductivity

 

水电导率

<695>

Crystalline

 

结晶度

<721>

Distilling range

 

蒸馏范围

<731>

loss on drying

 

干燥失重

<733>

Loss on Ignition

 

灼烧失重

<741>

Melting Range or Temperature

 

熔程

<776>

Optical Microscopy

 

光学显微

<781>

Optical Rotation

 

旋光

<791>

pH

 

pH值

<831>

Refrctive index

 

折射率

<841>

Specific Gravity

 

比重

<851>

Spectrophotometry

 

分光光度法

 

FTIR

 

红外

 

UV/Vis

 

紫外/可见光

<911>

Viscosity

 

粘度

<921>

water

 

水分

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