Die Chemie, destilliert zu kurzen Lektüren
Aus der Chemie, mit der unsere Chemiker jeden Tag arbeiten: Jeder Beitrag baut auf den Daten unseres Katalogs auf, mit den tatsächlichen Rohstoffen daneben.
72 Beiträge · 11 Themen
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Why Ingredient Sourcing Is a Formulation Decision — Not Just a Procurement Decision
In personal care manufacturing, procurement is often discussed through the language of price, availability and lead time.
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Before the Shade: The Chemistry and Role of Hair-Dye Intermediates
The consumer sees a shade. The formulator sees a chemical system.
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Shade Inclusivity Starts in the Formulation Lab — Not the Marketing Meeting
Inclusivity in cosmetics is often communicated through advertising. It is visible in campaign casting, product photography, shade names and retail displays.
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R&D Depth & Ingredient Portfolio: From Concept to Commercialisation
In specialty ingredients, a strong product portfolio is not created by sourcing compounds and placing them into a catalogue.
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Speed and concept-to-commercial: how an ingredient reaches your product line
The seven stages an ingredient passes through before launch, from concept brief and cost-in-use to sampling, stability, documentation, RFQ and vendor approval.
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Quality, standards & science: the discipline behind every batch
How SOPs, change control, OOS and OOT investigations, CAPA, vendor audits, complaint handling and annual reviews build quality into every batch.
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What "REACH registered" tells you about an ingredient
Registration versus pre-registration versus UK DUINS, what tonnage bands mean commercially, and how a buyer should read a supplier's REACH claims.
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Why peptides ship by the gram: dosage, potency and pack maths
Cosmetic peptides work at fractions of a percent; here is what that means for pack sizes, batch economics and how far one small pack really goes.
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How to read a CI number: the colourant's passport
What the five-digit Colour Index number encodes, why EU regulators reference it over trade names, and how organic and inorganic ranges sort at a glance.
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UV-A vs UV-B filters: how to build a broad-spectrum sunscreen
What the two UV bands do to skin, why a compliant SPF needs both covered, and how formulators combine oil-soluble, water-soluble and mineral filters to get there.
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5 reasons for not neglecting sun protection
Five evidence-backed reasons daily sun protection is worth the two minutes: cancer risk, pigmentation, sunburn, photo-ageing and barrier support.
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A brief study on Sunbest-BMT (bemotrizinol/BEMT) sunscreen
Technical profile of Bis-Ethylhexyloxyphenol Methoxyphenyl Triazine: dual absorption peaks, photostability data, HPLC method, safety studies and market approvals.
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A brief study on Sunbest-HEB (iscotrizinol)
Full technical profile of Diethylhexyl Butamido Triazone: structure, CAS, absorption band, solubility, use levels, toxicology and regulatory status by market.
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A good sunscreen protects in multiple ways
Sunburn, solar lentigines, photo-ageing and tanning are four different UV injuries with different mechanisms, and one broad-spectrum product addresses all of them.
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An inactive pharmaceutical ingredient is not a passive ingredient
What excipients do in a medicine (binders, disintegrants, coatings, preservatives, colourants) and why "inactive" describes the label, not the role.
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Antioxidant skin protection: health benefits of active ingredients
How antioxidants work on skin, which ones have evidence behind them, and why they complement sun protection rather than replacing it.
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Application techniques for sunscreens
How much sunscreen to use, when to apply it, and why under-application is the single biggest reason people get less protection than the label promises.
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Aromatic chemistry: an introduction
What makes a ring aromatic, Hückel's 4n+2 rule, how aromatic compounds behave, and why almost every organic UV filter is built on an aromatic core.
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Basics of sun protection
The three UV bands, what overexposure does to skin, eyes and immune function, and the practical measures that reduce dose: clothing, timing, shade and SPF 30+.
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Broad-spectrum protection with sunscreens
What the broad-spectrum claim is tested against, how UV-A and UV-B damage skin by different mechanisms, and why a high SPF alone is not enough.
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CC, BB and DD creams: cosmetic product components and categories
The main cosmetic categories, the functional ingredients every formula needs, and what distinguishes BB, CC and DD creams from one another.
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Chemical vs physical sunscreens
Organic and inorganic UV filters compared on protection, photostability, tolerance and feel, plus why the "physical filters reflect light" line is mostly a myth.
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Choose cosmetics based on the right active ingredients
A concern-by-concern guide to matching actives to skin problems, plus how to patch test properly and why concentration matters as much as the ingredient.
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Cosmetic active ingredient supplier: an introduction
What an ingredient supplier does beyond shipping drums: specification, documentation, regulatory status, technical support and supply continuity.
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