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Thiol-PEG4-propionic acid; HS-PEG4-CH2CH2COOH; CAS#749247-06-1

Payment
N/A
Delivery
3 days
Origin
China
Minimum Order
250mg
Packing
250mg,1g,5g,25g,100g
Inspection
N/A
Samples
Free
Remarks
The sample is free, but not the shipping charge. The estimated shipping fee is USD40~80.
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