Let's talk about Sodium Sulfamate (CAS 13845-18-6), a real behind-the-scenes player in industrial chemistry. This solid white powder or crystal – you won't miss it visually – operates under the molecular badge H2NNaO3S, tipping the scales at 119.076 g/mol. Quick identifiers include EINECS 237-572-8 and MFCD00059940. Practitioners appreciate its straightforward appearance; that clean white look simplifies handling and gives an instant visual cue about purity.
Under the hood, this compound plays it stable. Topologically speaking, it sports a polar surface area of 91.6 Ų, hosts 2 covalent bond units, and manages hydrogen bonding with 1 donor and 4 acceptor sites. Field technicians note its lack of optical twists or isomers makes it reliably consistent. Here's the kicker though: it's got a bit of a sweet tooth for moisture. Keep humidity in check during storage or you'll be dealing with clumps. While we're still nailing down precise figures like density and melting point, what we *do* know is solid: no rotatable bonds, neutral charge, and impressive stability during routine use. That said, crank up the heat too high (>300°C), and it'll start breaking down into nitrogen and sulfur oxides.
Predictable & Low-Fuss: Honestly, storing this chemical won't break your back. Just seal it tight under inert gas (nitrogen's fine), tuck it somewhere cool and dark, and – this is key – keep oxidizers away. Even smaller shops can manage this setup without fancy gear.
Safety Wins: Safety managers breathe easier with this one. GHS classification shows no physical, health, or environmental hazards. Basic PPE – think gloves, goggles, a dust mask – covers you. That translates directly to lower safety overheads.
Tried-and-True Performance: Its sulfamic acid group delivers gentle yet effective cleaning for delicate metals like stainless steel and aluminum, stripping gunk without eating the base material. In plating baths? It smooths things out, cutting down on pinholes and peeling for better zinc or nickel adhesion. Small electroplating outfits particularly value this.
| Specification | Detail |
|---|---|
| CAS Number | 13845-18-6 |
| Molecular Formula | H₂NNaO₃S |
| Molecular Weight | 119.076 (Avg.: 119.0755 Da; Exact: 118.965309 Da; Nominal: 119 Da) |
| Purity | ≥98.0% (Titration Grade) |
| Appearance | White powder/crystals, odorless |
| EINECS | 237-572-8 |
| Topological Polar Surface Area | 91.6 Ų |
| Covalent Bond Units | 2 |
| Solubility | Requires scenario-specific testing (water/organic solvents) |
Beyond metal cleaning and plating, Sodium Sulfamate pops up in surprisingly diverse roles:
Greener Farming: It's a building block for safer herbicides. The sulfonate structure specifically targets weed photosynthesis, then breaks down cleanly in soil with minimal residue – a win for wheat and corn growers aiming for sustainable practices.
Smarter Textiles When paired with bleaching agents like hydrogen peroxide, it acts like a pH guardian for cotton and linen. This stops fibers from turning brittle while boosting whitening power and cutting down on re-dos.
Here's where things get interesting. Despite its mild nature, transport regulations don't quite have a neat box for it – no UN number, and classification is ambiguous. You absolutely need carriers certified for hazardous chemicals, playing strictly by the *Hazardous Chemicals Safety Management Regulations* (2002/2011 rev.). Paperwork? Expect to liaise with authorities along the route.
Pack it tough: plastic-lined paper drums or sealed plastic barrels are the go-to. Labels must scream "Sodium Sulfamate - CAS 13845-18-6," plus "Moisture-Proof" and "Keep Away from Oxidants." Transport trucks need good airflow, avoid roasting heat or rain, keep things around 25°C. Mixing with oxidizers or strong acids? Strictly forbidden – that's asking for trouble.
Spill happens? Move upwind, suit up with mask and gloves, scoop carefully with dry tools (no sweeping!), contain it, and follow local eco-rules. Crucially, keep it out of drains and soil. On the flip side, its non-hazardous status means spill response isn't a full-scale emergency.
Let's talk about Sodium Sulfamate (CAS 13845-18-6), a real behind-the-scenes player in industrial chemistry. This solid white powder or crystal – you won't miss it visually – operates under the molecular badge H2NNaO3S, tipping the scales at 119.076 g/mol. Quick identifiers include EINECS 237-572-8 and MFCD00059940. Practitioners appreciate its straightforward appearance; that clean white look simplifies handling and gives an instant visual cue about purity.
Under the hood, this compound plays it stable. Topologically speaking, it sports a polar surface area of 91.6 Ų, hosts 2 covalent bond units, and manages hydrogen bonding with 1 donor and 4 acceptor sites. Field technicians note its lack of optical twists or isomers makes it reliably consistent. Here's the kicker though: it's got a bit of a sweet tooth for moisture. Keep humidity in check during storage or you'll be dealing with clumps. While we're still nailing down precise figures like density and melting point, what we *do* know is solid: no rotatable bonds, neutral charge, and impressive stability during routine use. That said, crank up the heat too high (>300°C), and it'll start breaking down into nitrogen and sulfur oxides.
Predictable & Low-Fuss: Honestly, storing this chemical won't break your back. Just seal it tight under inert gas (nitrogen's fine), tuck it somewhere cool and dark, and – this is key – keep oxidizers away. Even smaller shops can manage this setup without fancy gear.
Safety Wins: Safety managers breathe easier with this one. GHS classification shows no physical, health, or environmental hazards. Basic PPE – think gloves, goggles, a dust mask – covers you. That translates directly to lower safety overheads.
Tried-and-True Performance: Its sulfamic acid group delivers gentle yet effective cleaning for delicate metals like stainless steel and aluminum, stripping gunk without eating the base material. In plating baths? It smooths things out, cutting down on pinholes and peeling for better zinc or nickel adhesion. Small electroplating outfits particularly value this.
| Specification | Detail |
|---|---|
| CAS Number | 13845-18-6 |
| Molecular Formula | H₂NNaO₃S |
| Molecular Weight | 119.076 (Avg.: 119.0755 Da; Exact: 118.965309 Da; Nominal: 119 Da) |
| Purity | ≥98.0% (Titration Grade) |
| Appearance | White powder/crystals, odorless |
| EINECS | 237-572-8 |
| Topological Polar Surface Area | 91.6 Ų |
| Covalent Bond Units | 2 |
| Solubility | Requires scenario-specific testing (water/organic solvents) |
Beyond metal cleaning and plating, Sodium Sulfamate pops up in surprisingly diverse roles:
Greener Farming: It's a building block for safer herbicides. The sulfonate structure specifically targets weed photosynthesis, then breaks down cleanly in soil with minimal residue – a win for wheat and corn growers aiming for sustainable practices.
Smarter Textiles When paired with bleaching agents like hydrogen peroxide, it acts like a pH guardian for cotton and linen. This stops fibers from turning brittle while boosting whitening power and cutting down on re-dos.
Here's where things get interesting. Despite its mild nature, transport regulations don't quite have a neat box for it – no UN number, and classification is ambiguous. You absolutely need carriers certified for hazardous chemicals, playing strictly by the *Hazardous Chemicals Safety Management Regulations* (2002/2011 rev.). Paperwork? Expect to liaise with authorities along the route.
Pack it tough: plastic-lined paper drums or sealed plastic barrels are the go-to. Labels must scream "Sodium Sulfamate - CAS 13845-18-6," plus "Moisture-Proof" and "Keep Away from Oxidants." Transport trucks need good airflow, avoid roasting heat or rain, keep things around 25°C. Mixing with oxidizers or strong acids? Strictly forbidden – that's asking for trouble.
Spill happens? Move upwind, suit up with mask and gloves, scoop carefully with dry tools (no sweeping!), contain it, and follow local eco-rules. Crucially, keep it out of drains and soil. On the flip side, its non-hazardous status means spill response isn't a full-scale emergency.
