Customization: | Available |
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CAS No.: | 7695-91-2 |
Formula: | 7695-91-2 |
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Package | carton drum with two plastic bags inside |
Net weight | 25KG/Drum |
Storage | Sealed in cool and dry place to avoid moisture and light |
Shelf life | 2 years when properly stored |
Lead time | 1~3 days after confirmation |
Test Item | Specification | |
Appearance | Clear,slightly greenish-yellow,viscous,oily liquid | |
Identification | Color reaction | Positive |
Optical rotation | To comply | |
Retention time GC |
The retention time of the sample preparation is the same as that of the standard preparation | |
Acidity | Max.1.0ml of 0.1N NaOH | |
Residual solvents Osobutyl acetate |
≤0.5% | |
Light absorption | A(1% 1 cm 254nm) 7.0~9.0 | |
A(1% 1 cm 284nm) 42.0~45.0 | ||
Free tocopherol | ≤1.0% | |
Heavy metals | ≤20ppm | |
Sulphated ash | ≤0.1% | |
Total plate count | ≤1000cfu/g | |
Yeast & Mold | ≤100Cfu/g | |
E.Coli | Negative | |
Salmonella | Negative | |
Coliforms | Negative | |
Assay | 98.0%~102.0% | |
Orgainc volatile impurities | Complies to the standard |
Items | Standard | |
Description | White or light yellow powder | |
Identification | Anhydrous ethanol Nitric acid lest shows orange red | |
Heavy metals | ≤10ppm | |
Arsenic | ≤3ppm | |
Water Content | ≤5.0% | |
PH PH Value | 5.5~7.0 | |
Arsenic | ≤0.5ppm | |
Heavy metals | ≤10ppm | |
Microbiological Test | ||
Total Plate&Count | ≤1000CFU/g | |
,Yeast&Mold | ≤100CFU/g | |
Coliforms Group | ≤30MPU/100g | |
Salmonella | Not Detectable | |
Staphyloccus | Not Detectable | |
Assay |
≥50.0% |