DugPrime
Member
That's really kind! But, I haven’t seen any members actually getting samples after spending hundreds. All I’m seeing are complaints that the more they spend, the higher the shipping costs go. Or am I just missing something?But we've been providing samples for reseach to universities many times:
https://www.sciencedirect.com/science/article/pii/S1319016421001468
"FLB was purchased from Qingdao Sigma Chemical Co., Ltd. (Qingdao, China). "
https://www.ejmcm.com/article_3304_99d83089286120c2761495e38c7977a0.pdf
"The major chemicals were purchased from Qingdao Sigma Chemical Co., Ltd. All commercially available reagents were used without further purification."
2.1. Materials
"Raloxifene hydrochloride (RLX) was from Qingdao Sigma Chemical Co., Ltd., Qingdao, China. "
https://ur.booksc.eu/book/81316686/1cba06
"Bovine pepsin was purchased from Qingdao Sigma Chemical Co., Ltd."
https://pubs.acs.org/doi/10.1021/acs.iecr.0c02005
"Sesbania powder (SP) was commercially supplied from Qingdao Sigma Chemical Co., Ltd. (Qingdao, China)"
Oral gel loaded with penciclovir–lavender oil nanoemulsion to enhance bioavailability and alleviate pain associated with herpes labialis
"PV was obtained as a gift sample from Qingdao Sigma Chemical Co., Ltd. Shandong, China."
"Oregano oil was gifted by Qingdao Sigma Chemical Co., Ltd., Shandong, China."
ACNP 60th Annual Meeting: Poster Abstracts P276 – P550
"A 30 mg/kg solution of TIA NaCl (Qingdao Sigma Chemical Co., purity verified by NMR analysis) was delivered at a dose of 0.1 ml/10 grams mouse weight via intraperitoneal injection twice per day for 14 days. "
https://www.mdpi.com/1999-4923/13/12/2150/pdf
"Minoxidil was gifted by Qingdao Sigma Chemical Co., Ltd. (Qingdao, China)."