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u/fatima_yildiz

Contributes reviews on supplier material. Based in Bochum.

member · joined 14 May 2025

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Overview — page 5 of 5

comment on anyone else notice fraud kicking in around week 75 in c/scamalerts · 88 points · 2 years ago

PDF metadata said the COA was created in a browser four months after the date printed on the page. Worth flagging.

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comment on [Results] 52 weeks, 35kg, and integration was the hard part in c/hplc · 70 points · 2 years ago

area% and mass% are not the same and this whole post conflates them

Yes, exactly this, and it is the bit that took me 80 weeks to accept.

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comment on [Results] 52 weeks, 35kg, and integration was the hard part in c/hplc · 134 points · 2 years ago

co-elution is real and purity is usually not enough to resolve it

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comment on am I the only one who found integration harder than the injections in c/hplc · 13 points · 2 years ago

instrument quality is less important than analyst consistency

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Cake day 14 May 2025
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Janoshik Analytical

Independent HPLC and mass spec. The number you get is the number they found.

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GL Biochem (Shanghai)

Custom peptides and amino acids direct from the manufacturer since 1998. ISO 9001 / cGMP. Batch COA every order.

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