离岸价格
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Minimum Order
位置:
China(mainland)
最小订单价格:
-
最小订单:
1 Ton
包装细节:
10 Kg / 20 Kg net each
交货时间:
In half a month
供应能力:
5000 Ton per Month
付款方式:
T/T, L/C
联系人 Shelly
No.535, Shifu Rd, Taizhou, Zhejiang, China, Taizhou, Zhejiang
Specification:
| TEST | SPECIFICATION | RESULT | REMARK |
| Appearance: | White or Yellow, Powder or flake | Pass | Gardner No.Max.2 |
| Density | Pass *5 - **0 Mesh | *0 Mesh | Sieve No *****0 pass ration(Fisher) |
| Moisture Content | Less than *0% | 7.*0% | Dry 3hr at **5 deg. C. |
| Residue on Ignition | Less than 0.2% | 0.*0% | Ashing Method |
| Protein Content | Less than 0.3% | 0.*8% | Kjeldal method |
| Degree of Deacetylatione | *0 - **0% | *5% | Colloidal method |
| Viscosity | 5 cps and less | 2.*8 | 0.5% or 1% Chitosan in 1% acetic acid. by stirring 1hr. Measure with Brookfield viscometer (Model DV-II+) LV Spindle #0 at *0 deg.C |
| Insolubles | Less than 1% insolubility | <0.1% | Dissolved *0g of chitosan in *0ml of 1% aceticacid solution. Chitosan solution to which added **0 ml distilled water was stirred 1hr. Filtration with a GF/C and washed with *0ml acetone. Dry residue at **5 deg. C |
| Heavy metals(As) | Less than *0 ppm | <1.0ppm | ICP Analysis |
| Heavy metals(Pb) | Less than *0 ppm | 1.0ppm | ICP Analysis |
| pH | **9 | 8 | Dispersed 1g of chitosan in *9ml of distilled water after stirred *5 min. |
| Odor | No taste and smell | ||
| Packing | *0kg / *0kg net each | Corrugated carton box with PE liner |
