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Part of: 29419010 — Natural
N305133 · 2019-11-15 — The tariff classification of various chemical compounds from China
We apologize for the delay as the information was sent to our laboratory for analysis. You indicated all of the following items are used for research at laboratories and universities. Below are the descriptions you provided on the following chemicals: Item 1 n-Dodecyl-B-D-maltoside (DDM) (CAS No. 69227-93-6) is a maltoside based non-ionic detergent with a hydrophilic maltose head and a hydrophobic long chain alkyl tail. The primary attribute of DDM is its capability to extract hydrophobic proteins while maintaining the solution-phase protein conformation. The product is imported as a white to…
N298130 · 2018-07-11 — The tariff classification of Bacitracin (CAS No. 1405-87-4) and Timentin™ (Ticarcillin/Clavulanate) in bulk form, from China
Below are the descriptions you provided on the following: Item 1 Bacitracin (CAS # 1405-87-4) is a cyclic polypeptide antibiotic isolated from Bacillus subtilis. Bacitracin targets the cell wall of gram-positive organisms such as Streptococcus pyogenes and Staphylococcus aureus. Bacitracin also functions as a useful tool to distinguish between group A and group B ß-hemolytic Streptococcus species, which are susceptible and resistant, respectively. This product will be imported as a white to pale buff powder in 1kg bulk form. Item 2 Timentin (Ticarcillin/Clavulanate) (CAS # 4697-14-7;…
N297953 · 2018-07-06 — The tariff classification of various chemical compounds in bulk form, from China
Below are the descriptions you provided on the following chemicals: Item 1 Cefsulodin (SCE-129, CAS No. 52152-93-9) is a third generation cephalosporin antibiotic used as a selective agent in isolation media such as Yersinia Selective Agar, Columbia Blood Agar, Salmonella Chromogenic Agar, and CIN Agar. It is mildly effective against gram-positive and gram-negative bacteria, but exhibits greater efficacy against Pseudomonas aeruginosa. In addition to its antimicrobial properties, cefsulodin is a substrate for the rat Oatp1a4 transporter. The product is imported as an off-white to slightly…
N297825 · 2018-06-21 — The tariff classification of Various Chemical Compounds from China and Switzerland
You indicate they are all used for research at laboratories and universities. You provided the following information on the five items under review. Item 1 Teicoplanin (CAS #61036-62-2) is a glycopeptide antibiotic isolated from Actinoplanes teichomyceticus. It is a mixture of several teicoplanins. Teicoplanin is effective against gram-positive bacteria resistant to ß-lactam antibiotics. The product is imported as a white to light yellowish powder. The product's country of origin is China. Item 2 Ethyleneglycol bis(2-aminoethyl ether)-N,N,N',N' tetraacetic acid (known as EGTA, CAS # 67-42-5)…
N292265 · 2017-12-19 — The tariff classification of Dactinomycin (CAS number 50-76-0) in bulk powder form, from Italy
Dactinomycin is also known as Actinomycin-D and belongs to a group of cytotoxic antibiotics produced from the bacteria Streptomyces parvullus. Dactinomycin works by blocking the creation of RNA. It is indicated for the treatment of various type of cancers including Wilm’s tumor, rhabdomyosarcoma, Ewing's sarcoma, trophoblastic neoplasm, testicular cancer, and certain types of ovarian cancer. In a follow-up email to this office, you indicated Dactinomycin is produced from micro-organisms produced by fermentation. The applicable subheading for the Dactinomycin in bulk powder form will be…
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