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ITEMS |
STANDARDS |
|
Assay (by GC-FID ) |
Min 99. 98 % |
|
Color |
Max 10 APHA |
|
Clear colorless liquid free of suspended matter |
Passes Test |
|
Formaldehyde |
Max 0.001% |
|
Acetaldehyde |
Max 0.001% |
|
Acetone |
Max 0.001% |
|
Extraction and concentration suitability |
Max 10 ng/L |
|
Fluorescence at emission maximum for Impurities(as quinine sulphate) |
Max 1 ppb |
|
254 nm |
Max 1 ppb |
|
GC-ECD(single peak, as Heptachlor Epoxide) |
Max 5 ppt |
|
GC-FID(single peak, as 2-octanol) |
Max 5 ppb |
|
IR |
Passes Test |
|
pH(25℃) |
for reporting purposes only |
|
The Refractive Index(25℃) |
1.3260 to 1.3300 |
|
LC gradient elution suitability at 230 nm |
Max 5 mAu |
|
LC gradient elution suitability at 254 nm |
Passes Test |
|
Residue after Evaporation |
Max 1 ppm |
|
Titrable Acid |
Max 0.0003 meq/g |
|
Titrable base |
Max 0.0002 meq/g |
|
Solubility in Water |
Passes Test |
|
Substances Darkened by sulfuric acid |
Passes Test |
|
Substances Reducing Permanganate |
Passes Test |
|
Water-(by KF coulometry) |
Max 0.02% |
|
205 nm |
Max 1.000 AU |
|
210 nm |
Max 0.800 AU |
|
214 nm |
Max 0.400 AU |
|
220 nm |
Max 0.200 AU |
|
225 nm |
Max 0.160 AU |
|
230 nm |
Max 0.120 AU |
|
240 nm |
Max 0.050 AU |
|
250 nm |
Max 0.020 AU |
|
254 nm |
Max 0.010 AU |
|
260 nm |
Max 0.005 AU |
|
280 nm |
Max 0.005 AU |
|
300 nm |
Max 0.005 AU |
|
400 nm |
Max 0.005 AU |
甲醇,农残级 试剂,可提供COA报告(含汽运运输费)
